Gheek Institute

Why Ratios Matter in Ayurvedic Formulation In Ayurveda, a formulation is not defined only by the ingredients it contains. The proportions of those ingredients matter just as much. This becomes especially clear in Sneha Kalpana, the classical Ayurvedic method of preparing medicated oils and ghees. Traditional texts do not describe these preparations casually or approximately. The relationships between the lipid base, herbal paste, and liquid component are documented with surprising precision, reflecting a system that understood formulation as both practical and deeply process-oriented. These ratios were not treated as arbitrary measurements. They were understood as functional principles that shaped extraction, stability, texture, and the overall character of the finished preparation. That level of attention still feels striking today, especially in a skincare industry where ingredient lists often receive far more focus than the preparation methods themselves. The Three Components of Sneha Kalpana Classical Sneha preparations are built around three core components: Sneha — the lipid base, Kalka — the herbal paste, and Drava — the liquid medium. Each serves a different role within the preparation. The Sneha may be sesame oil, coconut oil, ghee, or another lipid chosen according to the intended use of the formula. It acts as the structural base that ultimately retains the extracted fat-soluble compounds. The Kalka is a finely ground herbal paste. This is the main source of plant material within the preparation and remains in close contact with both the oil and liquid phases during cooking. The Drava is usually an herbal decoction or water-based liquid that helps extract water-soluble compounds and supports interaction between the different phases during heating. Together, these components form a highly integrated preparation system rather than a simple infusion. The Classical Ratio One ratio appears consistently throughout the major Ayurvedic texts: one part Kalka, four parts Sneha, and sixteen parts Drava. This 1:4:16 ratio is referenced across sources including the Ashtanga Hridayam and discussions of medicated oil preparation in the Charaka Samhita. At first glance, the amount of liquid may seem excessive compared to the amount of oil. But the ratio becomes much more logical when viewed through the lens of extraction. Water and lipids pull out different types of plant compounds. The large liquid phase allows water-soluble constituents to be extracted early in the cooking process, while the oil or ghee gradually absorbs fat-soluble compounds over time. As heating continues, the water evaporates slowly, leaving behind a lipid preparation enriched through prolonged interaction with both phases. This is one of the more sophisticated aspects of classical Ayurvedic formulation. The preparation is designed not only to combine ingredients, but to create layered extraction through controlled transformation. Why the Herbal Paste Matters So Much Although the Kalka appears in the smallest proportion by volume, it plays a central role in the process. The herbs are ground into a fine paste to increase surface area and improve contact between the plant material and the surrounding oil and liquid. This helps support more thorough extraction during cooking. But the Kalka does more than simply hold the herbs inside the preparation. Throughout the heating process, it acts almost like a bridge between the water phase and the lipid phase, allowing sustained interaction between them over time. Classical Ayurvedic texts also describe the behavior of the Kalka as one of the primary indicators of whether a preparation has been completed properly. Practitioners observed changes in texture, consistency, aroma, and the behavior of the residual paste to judge when the oil had reached its finished state. This reflects how closely preparation itself was observed within Ayurvedic pharmaceutics. Why Ratios Were Adjusted Although the 1:4:16 ratio appears frequently, classical texts also describe variations depending on the herbs being used and the intended nature of the preparation. Some formulations increased the proportion of Kalka to create denser, more concentrated oils with stronger botanical presence. Others adjusted the amount of liquid depending on how readily certain herbs released their constituents during cooking. More resinous or difficult plant materials sometimes required longer processing or modified ratios to achieve proper extraction. There were also simpler oil infusions that used reduced liquid phases or bypassed full Sneha Kalpana methods altogether. Importantly, Ayurveda distinguished these preparations separately rather than treating them as incomplete versions of the same process. That distinction matters because it shows that classical practitioners understood different preparation categories clearly. The methods were intentional, not improvised. What These Ratios Reveal About Ayurvedic Thinking One of the most interesting things about these traditional ratios is what they reveal about Ayurvedic formulation philosophy itself. Long before modern analytical chemistry existed, Ayurvedic preparation methods already reflected a practical understanding that: different solvents extract different compounds, extraction efficiency depends on proportion, and preparation conditions shape the final outcome. The ratios encode this understanding directly into the process. Ayurveda may not have described extraction using terms like hydrophilic or lipophilic, but the functional logic was remarkably advanced. Water extracted one set of botanical properties. Oils and ghee extracted another. Combining them through heat created a more integrated preparation than either phase alone could produce. This is part of why Sneha Kalpana continues to feel so relevant today. It approaches formulation as a relationship between ingredients, medium, proportion, and process rather than simply a list of components. A More Thoughtful Approach to Formulation Modern skincare often prioritizes ingredient novelty and isolated actives, but traditional Ayurvedic preparation methods remind us that formulation is also shaped by proportion, interaction, and preparation style. For us, this is one reason whole-herb lipid infusions remain so meaningful. The balance between herbs, lipids, and preparation methods influences not only the chemistry of a formulation, but also how it feels on the skin over time. Richer lipid systems prepared slowly and intentionally often create a calmer and more comfortable skin experience than formulations built entirely around intensity or rapid visible activity. Traditional Sneha ratios reflect this broader philosophy. They show that Ayurvedic formulation was never simply about adding herbs into oil. It was a disciplined system designed around balance, transformation, and long-term stability. In many ways, these preparation methods still offer an important reminder for modern skincare: thoughtful formulation depends not only on what ingredients are chosen, but on how they are proportioned, prepared, and allowed to work together over time. Citations Vagbhata. Ashtanga Hridayam. Translated by K. R. Srikantha Murthy, Chaukhambha Krishnadas Academy, 2007. Sharma, Ram Karan, and Bhagwan Dash, translators. Charaka Samhita. Vol. 6, Chowkhamba Sanskrit Series Office, 2009. Harborne, Jeffrey B. Phytochemical Methods: A Guide to Modern Techniques of Plant Analysis. 3rd ed., Springer, 1998. Handa, S. S., et al. Extraction Technologies for Medicinal and Aromatic Plants. International Centre for Science and High Technology, 2008. Azwanida, N. N. "A Review on the Extraction Methods Use in Medicinal Plants, Principle, Strength and Limitation." Medicinal & Aromatic Plants, vol. 4, no. 3, 2015, pp. 1–6.

A System Built Around Interaction Sneha Kalpana, the classical Ayurvedic method of preparing medicated oils and ghees, is often described simply as herbal infusion into a lipid base. But the process is more structured and sophisticated than that description suggests. Traditional Sneha Kalpana is built around the interaction of three distinct components: Drava — the liquid component, Kalka — the herbal paste, and Sneha — the oil or ghee itself. Each plays a specific role within the preparation. The final formulation depends not only on the herbs being used, but on how these three components interact through heat, time, and gradual transformation. This matters because Ayurveda does not treat formulation as passive mixing. Preparation itself is considered part of the intelligence of the system. Understanding the Three Components Classical Ayurvedic texts consistently describe Sneha Kalpana through this three-part structure. Although the terminology is traditional, the underlying logic is surprisingly methodical. The process combines: a water phase, a solid botanical phase, and a lipid phase. Together, these create a preparation that extracts, transforms, and stabilizes plant material within oils or ghee. Understanding these components helps explain why traditional Ayurvedic oils and ghees often feel more integrated and substantial than simple herbal infusions. Drava: The Liquid Component Drava refers to the liquid portion of the preparation. This may include herbal decoctions, fresh plant juices, or other water-based liquids depending on the formulation. At first glance, adding water to an oil preparation may seem unnecessary. But Drava serves several important functions within the process. The liquid phase helps: hydrate the herbs, extract water-soluble plant compounds, and create interaction between the herbal material and the lipid medium during heating. In modern formulation language, Drava functions partly as an extraction medium for hydrophilic, or water-soluble, constituents. As the preparation cooks, the water gradually evaporates. Even though the liquid eventually disappears from the final product, its role in the extraction process remains essential. This is one of the more sophisticated aspects of Sneha Kalpana. Ayurveda recognized that herbs contain different types of compounds and that a single extraction medium may not capture all of them effectively. Kalka: The Herbal Paste Kalka is the herbal paste prepared from finely ground plant material. This paste forms the physical core of the preparation. It provides the main source of botanical material and remains in close contact with both the water phase and the lipid phase throughout cooking. The texture of the Kalka matters. Finely grinding the herbs increases surface area and allows more thorough interaction between the plant material and the surrounding oil or ghee. But Kalka does more than simply hold herbs inside the preparation. Within Sneha Kalpana, the herbal paste acts almost like a bridge between phases. It helps facilitate the gradual movement of botanical compounds during heating while remaining physically integrated within the system. This is part of why classical Ayurvedic oils often develop such depth of aroma, color, and texture over time. The herbs are not merely steeped briefly. They remain actively involved throughout the transformation process. Sneha: The Lipid Base Sneha refers to the oil or ghee used as the foundation of the preparation. Depending on the formulation, this may include sesame oil, coconut oil, ghee, or other lipid media selected according to their qualities and intended use. In Ayurveda, the choice of Sneha is considered important because different lipids behave differently both during preparation and on the skin itself. The lipid base serves several functions: it absorbs and retains fat-soluble compounds, provides the structure of the finished preparation, supports stability, and determines much of the final sensory experience. Modern cosmetic science helps explain this clearly. Many plant compounds are lipophilic, meaning they dissolve more effectively into oils than into water. Certain aromatic molecules, pigments, sterols, and terpenoids all extract particularly well into lipid media. Ayurvedic preparation methods understood this practically long before modern chemistry described it formally. The final oil or ghee is therefore not just a neutral carrier. Through cooking and interaction, it becomes a transformed preparation carrying the character of the herbs themselves. How the Three Components Work Together The effectiveness of Sneha Kalpana comes from the interaction between all three components rather than from any single ingredient alone. Drava helps hydrate and extract water-soluble compounds. Kalka provides the botanical material and maintains contact between phases. Sneha absorbs and stabilizes fat-soluble constituents. As the mixture cooks slowly, the preparation changes gradually from a mixed system into a unified lipid-based formulation. The distinction is subtle but important. The goal is not simply to suspend herbs in oil. It is to allow the ingredients to transform together through process. This idea reflects a broader Ayurvedic understanding of Samskara, or transformation through intentional preparation. Heat, timing, and sequence are all considered meaningful influences on the final preparation. From Mixed Phases to a Stable Preparation One of the defining moments in Sneha Kalpana occurs when the water phase evaporates fully. As the preparation cooks: the aqueous portion gradually reduces, the lipid becomes enriched with extracted compounds, and the system transitions into a stable anhydrous preparation. Classical Ayurvedic texts describe practitioners carefully observing changes in texture, aroma, sound, and the appearance of the Kalka to determine when the preparation has reached completion. This slower approach to formulation requires attention and patience. The process cannot be rushed without changing the character of the final product. That philosophy still feels relevant today, especially in skincare categories increasingly driven by speed, novelty, and stronger visible activity. A More Integrated Way of Thinking About Formulation Modern skincare often separates extraction and formulation into different stages. Botanical compounds may be extracted first, isolated, standardized, and then added into finished products afterward. Sneha Kalpana approaches things differently. Extraction and formulation happen simultaneously within the same preparation system. This creates a more integrated relationship between ingredients, medium, and process. That does not mean traditional methods are automatically superior to modern cosmetic science. Contemporary formulation has introduced important advances in preservation, texture refinement, delivery systems, and ingredient precision. But Ayurvedic preparation systems still offer valuable insight because they emphasize something modern skincare sometimes overlooks: the process itself shapes the final product. For us, this is one reason whole-herb lipid infusions remain so meaningful. Slower preparation methods inspired by Sneha Kalpana create formulations that feel richer, calmer, and more coherent than products designed primarily around isolated actives or constant stimulation. Why This Framework Still Matters The three-component structure of Sneha Kalpana is ultimately more than a historical formulation method. It reflects a broader philosophy of preparation built around interaction, balance, and transformation over time. Drava, Kalka, and Sneha each serve different functions, but the preparation only works because of how they operate together as a system. This way of thinking remains meaningful because it treats formulation as a process of balance and transformation rather than simple ingredient assembly. Citations Vagbhata. Ashtanga Hridayam. Translated by K. R. Srikantha Murthy, Chaukhambha Krishnadas Academy, 2007. Sharma, Ram Karan, and Bhagwan Dash, translators. Charaka Samhita. Chowkhamba Sanskrit Series Office, 2009. Sharma, Priyavrat, translator. Sharangadhara Samhita. Chaukhambha Orientalia, 2003. Harborne, Jeffrey B. Phytochemical Methods: A Guide to Modern Techniques of Plant Analysis. 3rd ed., Springer, 1998. Handa, S. S., et al. Extraction Technologies for Medicinal and Aromatic Plants. International Centre for Science and High Technology, 2008. Azwanida, N. N. "A Review on the Extraction Methods Use in Medicinal Plants, Principle, Strength and Limitation." Medicinal & Aromatic Plants, vol. 4, no. 3, 2015, pp. 1–6.

Not All Botanical Extracts Are the Same When people think about botanical skincare, the focus usually goes to the herbs themselves — turmeric, calendula, brahmi, rose, or ashwagandha. But one of the most important parts of formulation is often overlooked: the medium used to extract those herbs. The choice between water and lipids changes what is actually pulled from the plant material. Different compounds dissolve into different substances, which means the extraction method shapes not only the chemistry of the preparation, but also its texture, stability, and interaction with the skin. This distinction is central to both modern formulation science and traditional Ayurvedic preparation methods. Ayurveda understood very early that oils and ghee were not interchangeable with water. Each medium carried different qualities and extracted different aspects of a plant. That understanding became foundational to systems like Sneha Kalpana, where herbs are processed slowly into oils and ghees through controlled preparation methods. The Difference Begins with Solubility Plants contain a wide range of compounds, and those compounds do not all behave the same way. Some are water-soluble, meaning they dissolve readily into water. Others are fat-soluble, meaning they dissolve more effectively into oils or lipids. In modern chemistry, these are often described as: Hydrophilic compounds, which are water-loving Lipophilic compounds, which are oil-loving This difference determines what an extraction process is actually capable of capturing. The same herb can produce very different preparations depending on whether it is extracted into water, alcohol, oil, or ghee. That is why extraction is never just a technical detail. It fundamentally shapes the final preparation. What Water Extraction Does Well Water-based extraction methods include teas, decoctions, infusions, hydrosols, and aqueous botanical extracts. These methods are effective at pulling out certain classes of compounds, including: Sugars Tannins Some alkaloids Various water-soluble constituents Water extractions also tend to create lighter textures and faster-absorbing formulations, which is one reason they are widely used in modern serums, gels, essences, and lotions. At the same time, water-based systems usually require more preservation support because water creates an environment where microbes can grow more easily. They also interact with the skin differently than lipid-based formulations do. This does not make them inferior. Water-based skincare can be elegant, effective, and highly functional. But it operates according to a different formulation logic. Why Ayurveda Worked So Extensively with Oils and Ghee Ayurvedic formulation traditions placed enormous importance on lipid-based preparation methods because oils and ghee extract compounds that water alone cannot capture effectively. Lipid extraction methods include: Herbal oil infusions Medicated ghees Classical preparations such as Sneha Kalpana These approaches are particularly useful for extracting fat-soluble plant compounds, including certain aromatic molecules, pigments, sterols, and other lipophilic constituents. The resulting preparations also tend to behave differently on the skin. Lipids are compatible with the skin's own protective barrier, which is itself largely composed of fats and wax-like substances. Because of this, oil-based preparations often create a richer, more cushioning skin feel than water-heavy formulations alone. Ayurveda recognized these qualities long before modern skincare language existed. Sneha Kalpana: Combining Both Systems One of the most sophisticated aspects of classical Ayurvedic preparation is that it often combines water extraction and lipid extraction together within the same process. In Sneha Kalpana, herbs are cooked with: A lipid base such as oil or ghee A fine herbal paste (kalka) A water-based decoction (drava) During cooking, the water phase helps hydrate the herbs and extract water-soluble compounds, while the oil or ghee absorbs fat-soluble constituents over time. As heating continues, the water gradually evaporates, leaving behind a finished lipid preparation that has interacted with both extraction phases. This creates a more integrated preparation than a simple cold oil infusion alone. The process reflects a deeper Ayurvedic understanding that preparation itself matters. The goal is not only to combine ingredients, but to allow materials to transform together through controlled heat, time, and interaction. Stability and Skin Feel The extraction medium also affects how a finished formulation behaves over time. Water-based systems tend to feel lighter and more immediately refreshing, but they are generally more fragile from a preservation standpoint. They usually require emulsifiers, stabilizers, and preservative systems to remain safe and stable. Lipid-based preparations, especially properly prepared anhydrous systems, are often naturally more stable because they contain little or no water. They also tend to create a slower, more conditioning experience on the skin. This difference becomes especially relevant for people whose skin feels depleted, over-exfoliated, or reactive from highly active routines. In practice, neither system is universally "better." They simply serve different purposes and create different experiences on the skin. Why This Matters for Modern Formulation Modern skincare often focuses heavily on ingredient identity: which botanical extract is included, what active percentage is used, or which trending ingredient appears on the label. But extraction medium matters just as much as the ingredient itself. A herb extracted into water behaves differently from the same herb extracted into oil or ghee. The sensory profile changes. The chemistry changes. The interaction with the skin changes. This is one reason traditional Ayurvedic preparation methods still offer valuable formulation insight today. They remind us that skincare is not only about selecting ingredients. It is also about understanding how materials behave together and how preparation shapes the final result. For us, this is part of why whole-herb lipid infusions remain so important. Slower oil and ghee preparations create formulations that feel more integrated, nourishing, and supportive compared to products built primarily around rapid activity or constant stimulation. The process itself contributes to the final character of the formulation. A Different Philosophy of Extraction At a deeper level, the distinction between water extraction and lipid extraction reflects two different ways of approaching skincare. Water-based systems often prioritize immediacy, lightness, and fast sensory absorption. Lipid-based systems tend to emphasize nourishment, continuity, and longer-lasting comfort for the skin. Both approaches have value. But in a skincare culture increasingly centered around stronger actives and faster visible change, traditional lipid preparation methods offer an important counterbalance. They offer a reminder that skincare does not always need to rely on stronger stimulation or constant correction. In many cases, the skin responds well to formulations centered on nourishment, compatibility, and long-term support. Citations Harborne, Jeffrey B. Phytochemical Methods: A Guide to Modern Techniques of Plant Analysis. 3rd ed., Springer, 1998. Handa, S. S., et al. Extraction Technologies for Medicinal and Aromatic Plants. International Centre for Science and High Technology, 2008. Azwanida, N. N. "A Review on the Extraction Methods Use in Medicinal Plants, Principle, Strength and Limitation." Medicinal & Aromatic Plants, vol. 4, no. 3, 2015, pp. 1–6. Elias, Peter M. "Skin Barrier Function." Current Allergy and Asthma Reports, vol. 8, no. 4, 2008, pp. 299–305. Madison, Katie C. "Barrier Function of the Skin: 'La Raison d'Être' of the Epidermis." Journal of Investigative Dermatology, vol. 121, no. 2, 2003, pp. 231–241. Vagbhata. Ashtanga Hridayam. Translated by K. R. Srikantha Murthy, Chaukhambha Krishnadas Academy, 2007.

More Than a Simple Infusion In Ayurvedic preparation methods, herbs are rarely added directly into oils or ghee without further processing. Instead, they are usually cooked slowly over controlled heat, often alongside water or herbal decoctions, until the preparation reaches a finished state. This is not simply a traditional habit or aesthetic choice. The cooking process serves practical and functional purposes that Ayurveda understood very clearly, even if the language used was different from modern chemistry. At its core, this method reflects an important formulation principle: the way ingredients are prepared changes the final character of the preparation itself. That idea remains highly relevant today, especially in skincare, where formulation is often discussed almost entirely in terms of ingredient lists while the preparation process receives far less attention. Why Herbs Are Not Simply Mixed Into Oil If dried herbs are placed directly into oil and left passively infused, some botanical compounds will transfer into the lipid over time. But the extraction is often limited, inconsistent, and incomplete. Ayurvedic preparation methods developed a more active approach. By introducing heat and combining herbs with both water and lipids, the preparation becomes a dynamic system rather than a simple mixture. Heat helps break down plant structures, encourages interaction between ingredients, and allows certain compounds to move more effectively into the oil or ghee. In practical terms, cooking helps the lipid medium absorb more from the herbs than it could through passive contact alone. This is one reason classical Ayurvedic preparations are often deeply infused rather than lightly scented or superficially blended. The Role of Heat Heat plays a central role in these traditional preparation methods. As herbs cook slowly with oils or ghee, cellular structures within the plant material begin to soften and break down. This allows fat-soluble compounds to migrate more effectively into the lipid medium. Many botanicals contain constituents that dissolve far better into fats than into water. Modern cosmetic science now describes these compounds as lipophilic, meaning oil-loving. Certain aromatic compounds, pigments, sterols, and terpenoids are examples of plant constituents that often extract particularly well into oils. Ayurveda did not describe this process using modern biochemical terminology, but the practical understanding was clearly present. Oils and ghee were repeatedly used because they functioned as effective carriers for specific herbal qualities. The process also changes the relationship between the herbs and the lipid itself. Over time, the oil becomes more than a neutral base ingredient. It becomes a transformed preparation carrying the character of the herbs it has been processed with. Why Water Is Included One detail that often surprises people is that many classical Ayurvedic oil preparations include water or herbal decoctions during cooking. At first glance, this can seem counterintuitive. If the goal is to make an oil preparation, why introduce water at all? The reason is that water and oil extract different types of plant compounds. In traditional methods such as Sneha Kalpana, water helps hydrate the herbs and initially extract water-soluble constituents, while the lipid medium absorbs fat-soluble compounds during the cooking process. As heating continues, the water gradually evaporates, leaving behind a finished oil or ghee preparation that has interacted with both phases. This creates a more complete extraction process than oil infusion alone. The distinction is subtle, but important. Ayurveda was not only combining ingredients. It was working with interactions between materials, heat, timing, and transformation. Transformation Rather Than Suspension One of the most interesting aspects of these preparations is that the oil or ghee itself changes during the process. The finished preparation is not simply oil with herbs floating inside it. Through prolonged heating and interaction, the lipid medium develops a different aroma, texture, color, and sensory profile. The preparation becomes integrated. Ayurveda places significant importance on this idea of transformation through process. A useful Sanskrit concept here is Samskara, which refers to refinement or transformation through intentional preparation. In Ayurvedic thinking, heating, grinding, combining, and processing can all alter the qualities of a substance in meaningful ways. This is why traditional preparations are often slow and methodical. The process itself is considered part of the formulation, not merely a technical step between raw ingredients and the final product. Stability Through Traditional Methods Cooking also serves another practical purpose: stability. As water evaporates from the preparation, the finished oil or ghee becomes less hospitable to microbial growth. Properly prepared anhydrous formulations can remain stable for extended periods without relying heavily on synthetic preservation systems. The cooking process also helps integrate the herbal components more thoroughly into the lipid medium, reducing separation and creating a more coherent preparation overall. In modern formulation language, this could be understood as a combined extraction, stabilization, and formulation process happening simultaneously. That level of sophistication is part of what makes traditional Ayurvedic lipid preparations so compelling even today. A Different Philosophy of Formulation Modern skincare often approaches formulation by combining isolated ingredients into pre-existing bases. Ayurvedic methods tend to place more emphasis on preparation itself — how ingredients are processed together over time and how the final material develops through that interaction. This does not mean one approach is inherently better than the other. Modern cosmetic science has introduced important advances in preservation, texture refinement, delivery systems, and ingredient precision. But traditional Ayurvedic preparation methods offer a valuable reminder that formulation is not only about what ingredients are included. It is also about how they are brought together. For us, this philosophy matters deeply. Whole-herb lipid infusions prepared through methods inspired by Sneha Kalpana create formulations that feel richer, calmer, and more integrated than products built primarily around rapid activity or aggressive correction. The slower preparation process allows the formula to develop character gradually rather than relying entirely on isolated additions afterward. This aligns naturally with a nourishing approach to skincare — one that values steadiness and compatibility with the skin over intensity alone. Why These Methods Still Matter Today Many people today are rethinking their relationship with skincare. Routines centered around stronger exfoliation, constant stimulation, and increasingly layered actives can sometimes leave the skin feeling overwhelmed rather than supported. Traditional lipid preparation methods offer a different perspective. They suggest that care can also come through slower processes, richer formulations, and materials prepared with greater attentiveness. Cooking herbs with oils and ghee is ultimately about more than extraction alone. It reflects a broader philosophy that sees preparation as meaningful, transformation as gradual, and nourishment as something built patiently over time. Traditional preparation methods like these remain relevant today because they reflect a different understanding of skincare — one that values nourishment, steadiness, and thoughtful formulation over constant stimulation and rapid visible change. Handa, S. S., et al. Extraction Technologies for Medicinal and Aromatic Plants. International Centre for Science and High Technology, 2008. Azwanida, N. N. "A Review on the Extraction Methods Use in Medicinal Plants, Principle, Strength and Limitation." Medicinal & Aromatic Plants, vol. 4, no. 3, 2015, pp. 1–6. Harborne, Jeffrey B. Phytochemical Methods: A Guide to Modern Techniques of Plant Analysis. 3rd ed., Springer, 1998. Vagbhata. Ashtanga Hridayam. Translated by K. R. Srikantha Murthy, Chaukhambha Krishnadas Academy, 2007. Sharma, Ram Karan, and Bhagwan Dash, translators. Charaka Samhita. Chowkhamba Sanskrit Series Office, 2009. Barel, André O., et al. Handbook of Cosmetic Science and Technology. 4th ed., CRC Press, 2014.

Oils and Ghee in Ayurvedic Tradition Lipid-based preparations have been part of Ayurveda for thousands of years. Long before modern skincare began focusing on barrier support, emollients, or lipid replenishment, Ayurvedic physicians were already working extensively with oils and ghee in both internal and external preparations. These substances were not treated as secondary ingredients or simple carriers. Oils and ghee occupied an important place in Ayurvedic thinking because they were understood as nourishing, protective, and supportive to the body in ways that water-based preparations alone could not provide. The history of these preparations is not told through a single dedicated text. Instead, it appears throughout the classical Ayurvedic literature, woven into discussions of daily care, herbal preparation, massage, digestion, rejuvenation, and therapeutic practice. References to medicated oils (taila) and medicated ghees (ghrita) appear repeatedly across the Charaka Samhita, Sushruta Samhita, and Ashtanga Hridayam, showing that lipid preparation was already a mature and highly developed system within classical Ayurveda. Understanding this history helps explain why lipid-based skincare remains so meaningful today, especially for people looking for gentler and more nourishing approaches to skin support. The Meaning of Sneha One reason oils hold such an important role in Ayurveda comes from the concept of Sneha itself. In Sanskrit, Sneha means oil or fat, but the word also carries meanings associated with affection, tenderness, warmth, and care. This overlap is not accidental. Ayurveda often connects lubrication and nourishment with emotional and physical steadiness at the same time. Classical Ayurvedic texts describe lipids through qualities such as softness, smoothness, cohesion, and nourishment. These qualities were considered important not only for comfort, but also for maintaining balance and supporting the integrity of the body's tissues. This broader understanding shaped how oils and ghee were used throughout Ayurvedic practice. Lipids were not viewed merely as textures or cosmetic additives. They were considered functional substances capable of carrying herbs, supporting the skin, softening tissues, and helping maintain stability over time. Early References in Classical Texts The major Ayurvedic texts contain extensive references to lipid preparations. The Charaka Samhita discusses medicated ghees used internally, often in the context of nourishment and rejuvenation. The Sushruta Samhita includes descriptions of oil-based applications and external therapies, while the Ashtanga Hridayam outlines increasingly refined preparation methods for medicated oils and ghees. These texts describe: Herbal oils prepared through controlled heating Medicated ghee formulations for internal use Oils used in massage and external application Lipid preparations integrated into broader therapeutic protocols What becomes clear from these references is that Ayurvedic physicians were not simply mixing herbs into oils casually. They had already developed sophisticated preparation systems involving ratios, timing, heating stages, and observational methods to determine when a preparation had been completed properly. This level of detail reflects a mature formulation tradition rather than a loose folk practice. The Development of Sneha Kalpana Over time, these methods became increasingly systematized through what Ayurveda calls Sneha Kalpana, the classical process of preparing medicated oils and ghees. Sneha Kalpana introduced a more structured approach to formulation. Classical texts describe combining three key elements: A lipid base such as sesame oil or ghee A fine herbal paste (kalka) A liquid decoction (drava) These components were heated together slowly until the water portion evaporated and the lipid retained the botanical compounds extracted during the process. The preparation required close attention. Practitioners observed changes in sound, texture, aroma, and the appearance of the herbal paste to determine whether the formulation had reached completion. This matters because Ayurveda placed significant importance on process itself. The final preparation was understood not only through its ingredients, but through the method used to create it. Heat, timing, ratios, and sequence were all considered meaningful parts of the formulation. That perspective still feels surprisingly relevant today. Oils as Botanical Carriers Modern formulation science helps explain why these traditional methods were so effective. Many plant compounds are lipophilic, meaning they dissolve more effectively into fats and oils than into water. Certain aromatic compounds, sterols, terpenoids, and fat-soluble pigments extract particularly well into lipid media. Ayurvedic practitioners may not have described this using modern chemistry terminology, but the practical understanding was clearly present. Oils and ghee were repeatedly used as extraction and delivery systems because they were capable of carrying certain herbal properties in ways water alone could not. This is one reason lipid preparations became such an enduring part of Ayurvedic pharmaceutics. They offered stability, nourishment, and compatibility with the body's own lipid-rich tissues. Today, modern botanical skincare still relies heavily on oil infusion, lipid maceration, and fat-soluble extraction methods for many of the same reasons. Beyond Treatment: Daily Care and Maintenance Another important part of this history is that oils were not reserved only for illness or intervention. Ayurveda also integrated lipid preparations into everyday maintenance practices. Abhyanga, the regular application of oil to the body, became one of the best-known examples of this philosophy. Oils were used not only therapeutically, but as part of ordinary routines intended to support comfort, softness, steadiness, and long-term balance. This reflects an important distinction within Ayurvedic thinking. Care was not always organized around correction alone. Maintenance and nourishment were considered valuable in themselves. That perspective feels increasingly meaningful today as many people grow tired of skincare routines centered entirely around exfoliation, stimulation, and constant visible change. Regional Traditions and Adaptation As Ayurveda evolved across regions and generations, lipid preparation methods adapted as well. Different oils became more common depending on climate and geography. Coconut oil became especially important in southern India, while sesame oil remained widely used across many classical preparations. Herbs varied by region, availability, and lineage traditions. Even with these differences, the underlying principles remained remarkably consistent: careful preparation, slow infusion, appropriate lipid selection, and attention to balance rather than excess. Knowledge was transmitted not only through texts, but through apprenticeship, household practice, and practitioner training. This allowed Ayurvedic lipid traditions to remain living systems rather than fixed historical artifacts. Why Lipid-Based Skincare Still Matters The continuing relevance of these traditions is not simply nostalgic. Lipid-based skincare offers a fundamentally different formulation philosophy from many modern water-heavy systems. Lipids are compatible with the skin's own protective barrier. They can help create a richer, more supportive skin feel and often work especially well for people experiencing dryness, tightness, or sensitivity from overly aggressive routines. That does not mean all oil-based skincare is automatically superior, nor does it mean modern cosmetic science should be dismissed. Contemporary formulation has introduced important advances in stability, preservation, texture, and ingredient precision. But Ayurvedic lipid preparation traditions offer something that many modern routines sometimes lose: a slower and more considered understanding of care. For us, this philosophy continues to shape how we think about formulation. Whole-herb lipid infusions, carefully prepared ghee-based systems, and anhydrous formulations all reflect the idea that skincare can support the skin through nourishment and steadiness rather than constant stimulation alone. A Tradition Built Around Nourishment The history of lipid preparations in Ayurveda is ultimately the history of a formulation philosophy built around nourishment, compatibility, and thoughtful preparation. Oils and ghee were valued not simply because they felt pleasant on the skin, but because they were understood as functional materials capable of carrying herbs, supporting tissues, and helping maintain balance over time. That philosophy continues to resonate today, especially for people looking for skincare that feels less aggressive and more supportive. In many ways, the enduring relevance of Ayurvedic lipid preparation lies not only in the ingredients themselves, but in the broader idea that how something is prepared matters just as much as what goes into it. Sharma, Ram Karan, and Bhagwan Dash, translators. Charaka Samhita. Chowkhamba Sanskrit Series Office, 2009. Bhishagratna, Kunja Lal, translator. Sushruta Samhita. Vol. 1, Chowkhamba Sanskrit Series Office, 2006. Vagbhata. Ashtanga Hridayam. Translated by K. R. Srikantha Murthy, Chaukhambha Krishnadas Academy, 2007. Lad, Vasant. Textbook of Ayurveda: Fundamental Principles. Vol. 1, Ayurvedic Press, 2002. Harborne, Jeffrey B. Phytochemical Methods: A Guide to Modern Techniques of Plant Analysis. 3rd ed., Springer, 1998. Elias, Peter M. "Skin Barrier Function." Current Allergy and Asthma Reports, vol. 8, no. 4, 2008, pp. 299–305.

Looking Beyond the Surface Modern skincare often treats the skin as a separate system, something to be corrected, improved, or managed through products and routines. Ayurveda takes a broader view. In classical Ayurvedic thought, the skin is connected to nourishment, sensory experience, balance, and overall well-being. Rather than being viewed in isolation, it is understood as part of a larger living system. The condition of the skin reflects, at least in part, how well that system is being supported over time. This perspective helps explain the concept of Tvagrasayana, a traditional Ayurvedic approach focused on supporting the long-term quality and appearance of the skin. Rather than concentrating exclusively on surface-level concerns, Tvagrasayana is rooted in the idea that healthy-looking skin develops through consistent nourishment and care. Health and the Skin in Ayurveda One of the most frequently cited definitions of health in Ayurveda provides useful context: समदोषः समाग्निश्च समधातुमलक्रियः ।प्रसन्नात्मेन्द्रियमनाः स्वस्थ इत्यभिधीयते ॥ Sama-doṣaḥ samāgniś ca samadhātu-mala-kriyaḥprasannātmendriya-manāḥ svastha ity abhidhīyate This verse describes health as a state in which the body's systems function harmoniously, digestion and metabolism operate properly, tissues are well maintained, elimination occurs appropriately, and the mind and senses remain clear and settled. The important idea here is not the technical terminology itself, but the philosophy behind it. Ayurveda does not separate outward appearance from overall well-being. The condition of the skin is understood within the broader context of nourishment, balance, and daily care. This is one reason Ayurvedic discussions of skincare often extend beyond products alone and include lifestyle, routine, and sensory experience. The Connection Between Skin, Touch, and Oils Ayurvedic texts also place special importance on the relationship between the skin and the sense of touch. A verse from the Charaka Samhita states: स्पर्शनेभ्याधिको वायुः स्पर्शनं च त्वगाश्रितम् ।त्वच्यश्च परमोऽभ्यङ्गस्तस्मात्तं शीलयेन्नरः ।। Sparśanebhyādhiko vāyuḥ sparśanaṃ ca tvag-āśritamtvacyaś ca paramo 'bhyaṅgas tasmāt taṃ śīlayen naraḥ This passage is commonly interpreted to mean that touch is closely connected to Vata, that the sense of touch resides in the skin, and that abhyanga — the regular application of oils to the body — is particularly beneficial. Viewed through this lens, oils serve a purpose that goes beyond moisturization alone. The skin is not only a physical covering. It is also the site of sensory experience and interaction with the world around us. Caring for the skin with oils and lipids is therefore understood as a practice that supports comfort, nourishment, and a sense of groundedness more broadly. This helps explain why oiling rituals occupy such an important place in Ayurvedic daily life. A Different Way of Thinking About Skincare Many modern skincare routines are built around correction. Stronger exfoliants, increasingly active formulations, and the pursuit of faster visible results are often presented as signs of progress. For some people these approaches can be helpful, but they can also make skincare feel increasingly complicated and demanding. Ayurveda introduces a different perspective. Rather than focusing exclusively on correction, it places significant value on nourishment, consistency, and support. The goal is not necessarily to pursue constant visible change, but to help maintain the skin in a state that feels comfortable, resilient, and well cared for. This distinction sits at the heart of Tvagrasayana. The emphasis is less on transformation and more on stewardship — caring for the skin in a way that supports it over time. Why Lipids Play Such an Important Role This philosophy also helps explain the enduring importance of lipid-based preparations within Ayurveda. Oils and ghee are valued not only because they soften the skin, but because they create a nourishing environment that supports comfort and skin barrier function. Traditional preparation methods such as Sneha Kalpana take this idea further. Herbs are slowly processed into oils or ghee through carefully controlled preparation methods, creating formulations where the preparation process itself is considered meaningful. The result is not simply a mixture of ingredients, but a preparation shaped by time, heat, and the interaction between herbs and lipids. This attention to process remains one of the defining characteristics of Ayurvedic formulation. What Tvagrasayana Means Today The modern relevance of Tvagrasayana is not about rejecting contemporary skincare or idealizing the past. Instead, it offers a useful reminder that skincare can be approached in more than one way. Alongside innovation, actives, and targeted treatments, there is also value in routines centered on nourishment, consistency, and long-term support. Many people find that their skin responds well to products designed to maintain comfort and balance rather than constantly pushing for change. For us, this perspective continues to shape how we think about formulation. Whole-herb lipid infusions, organic grass-fed ghee, and carefully selected botanical ingredients are chosen not only for their individual characteristics, but for how they contribute to the overall experience and integrity of the formula. The goal is not complexity for its own sake. It is to create preparations that feel supportive, cohesive, and enjoyable to use. A Philosophy of Sustained Care At its core, Tvagrasayana reflects a simple but enduring idea: the skin often benefits from consistent support over time. Ayurveda approaches skincare as an ongoing relationship rather than a series of quick interventions. The focus is on nourishment, thoughtful routines, and creating conditions that help the skin feel comfortable and well cared for day after day. That perspective remains meaningful today because it shifts attention away from doing more and toward caring more thoughtfully. In many cases, healthy-looking skin is not built through constant escalation, but through the steady accumulation of supportive habits practiced over time. Citations Vagbhata. Ashtanga Hridayam. Translated by K. R. Srikantha Murthy, Chaukhambha Krishnadas Academy, 2007. Sharma, Ram Karan, and Bhagwan Dash, translators. Charaka Samhita. Chowkhamba Sanskrit Series Office, 2009. Elias, Peter M. "Skin Barrier Function." Current Allergy and Asthma Reports, vol. 8, no. 4, 2008, pp. 299–305. Sharma, Priyavrat, translator. Sharangadhara Samhita. Chaukhambha Orientalia, 2003.