Refined glycerine (also called glycerol) is a clear, odourless, syrupy liquid that pulls moisture from the air into your skin, which is why it turns up in so many moisturisers, soaps and lotions. In simple terms, it is a humectant — it attracts and holds water — and that single property makes it one of the most useful raw ingredients you can keep on your shelf.
What is refined glycerine?
Glycerine is a naturally occurring compound (chemical formula C3H8O3, CAS number 56-81-5) with a molecular weight of about 92 g/mol. The word "refined" means it has been purified to a clear, colourless liquid suitable for cosmetic and personal-care use. It mixes easily with water and alcohol, has a mildly sweet taste, and stays stable for a good while when stored properly.
Because it is gentle and water-loving, glycerine has a long track record across pharmaceuticals, cosmetics, oral care and industrial applications like resins, plastics and tobacco processing.
Common uses of glycerine
- Skincare: A key ingredient in moisturisers, face mists, lotions and serums, where it keeps skin hydrated and soft.
- Soap making: Adds moisture and that lovely glossy, translucent quality to melt-and-pour and cold-process soaps.
- Hair care: Used in small amounts in leave-in sprays and conditioners to hold moisture in the hair shaft.
- Oral care: Found in toothpastes and mouth rinses for texture and moisture retention.
- DIY blends: Handy for making toners, hand gels, sugar scrubs and homemade wet wipes.
How to use refined glycerine
Glycerine is potent as a humectant, so a little goes a long way. Here is a simple starting point:
- In a face toner: Mix about 1 teaspoon of glycerine into 100 ml of rose water or distilled water. Shake before each use and apply with a cotton pad.
- In creams and lotions: Add it to the water phase of your formula, usually at 2–5% of the total recipe.
- As a moisture boost: A few drops added to your regular moisturiser can help on dry days.
One important tip: glycerine works best when there is moisture around for it to draw in. In very dry, low-humidity conditions, use it alongside water or a light oil so it pulls moisture from the product rather than from deeper in your skin. Never apply it neat and undiluted to the face, as it can feel sticky and, in dry air, leave skin feeling tight.
Tips and safety notes
- Always dilute. Pure glycerine is thick and tacky. Blend it into water-based products for a pleasant feel.
- Patch-test first. Before using any new DIY blend, apply a small amount to your inner forearm and wait 24 hours.
- Cosmetic use. This product is intended for cosmetic and personal-care formulation. Do not treat it as a food or medicine unless you are using a grade and supplier verified for that purpose.
- Keep out of reach of children. Store safely and avoid ingestion of large amounts.
- Check the paperwork. For professional or manufacturing use, request the COA and MSDS so you know the exact specification of your batch.
Buying and storage
Azlok stocks refined glycerine in sizes to suit both hobbyists and small businesses, starting at 100 Gm and going up to 25 Kg, with pack prices from around ₹199. If you are just experimenting with a few soap or toner recipes, a 100 Gm or 500 Gm pack is plenty. Regular makers and small brands usually find the 1 Kg to 5 Kg packs more economical.
Store glycerine in a tightly closed container away from direct sunlight and heat. Because it readily absorbs water from the air, keep the lid sealed when not in use. Kept this way, it has a shelf life of around 24 months. Use clean, dry utensils each time to avoid contamination.
FAQ
Is glycerine the same as glycerol?
Yes. Glycerine and glycerol are two names for the same compound, C3H8O3. "Refined" simply indicates it has been purified for cosmetic and personal-care use.
Can I apply glycerine directly to my skin?
It is better to dilute it with water or mix it into a product. Neat glycerine is very sticky and, in dry air, can draw moisture out of the skin instead of into it. A common ratio is one part glycerine to several parts water.
Does glycerine work for dry skin?
As a humectant, it helps skin hold on to moisture, which many people find useful for dryness. Pair it with a light oil or use it in humid conditions so it has water to draw in. Results vary from person to person.
How long does refined glycerine last?
Roughly 24 months when stored in a sealed container away from heat, moisture and direct sunlight. Always check for any change in smell or clarity before use.
Which pack size should I buy?
For home DIY, start with 100 Gm or 500 Gm. For repeat use or small-scale production, 1 Kg to 5 Kg packs are usually more cost-effective, while bulk sizes up to 25 Kg suit larger operations.