Glycerin
Humectant
1. INCI & CAS
INCI: Glycerin · CAS: 56-81-5
2. Role in the formula
Cosmetic washes, gels, and emulsions use glycerin in a polyol-humectant role; the listed level is for formulation development.
3. Typical use levels (formulation guide)
- Gels and serums may use the guide range 3–8% in this reference.
- Creams may use the guide range 2–5% as a formulation guide.
- 2–4% is listed for rinse-off.
Add Glycerin to the water phase; no separate melt step is needed.
4. Regulatory sources & global compliance
- Treat any CosIng entry for Glycerin as a reference only; verify the grade and intended use under current market rules.
- The EU Cosmetics Regulation (EC) No 1223/2009 requires a safety assessment of the finished cosmetic containing Glycerin for the completed formula, not simply for an ingredient in isolation.
- For Glycerin, check the purchased grade against its supplier TDS and review filing requirements in the destination market.
5. Safety & risk assessment
The use-level note is a reference for cosmetic formulation; it does not authorize a drug or OTC product and the completed cosmetic needs its own patch and stability checks.
6. Stability & packaging
Keep bulk material sealed, cool, and out of direct sunlight; if oxidation risk calls for it, review a pump or airless format; check the final package and formula together for compatibility and stability.
7. Claims language (Do / Don’t)
- The listed cosmetic direction for Glycerin emphasizes humectant function.
- The available ingredient details does not demonstrate therapeutic results, cure claims, or unverified certification claims.
- This cosmetic entry naming Glycerin offers no support for whitening, treatment of acne, perspiration control, sun protection, or hair growth.










































