Glycerin
Humectant
1. INCI e CAS
INCI: Glycerin · CAS: 56-81-5
2. Ruolo nella formula
Across cosmetic emulsions, washes, and gels, glycerin is listed as a polyol humectant; its amount is a development guide.
3. Livelli d'uso tipici (guida di formulazione)
- For gels and serums, the reference gives 3–8%.
- The formulation record indicates 2–5% for creams.
- The rinse-off use-level reference is 2–4% as a formulation guide.
Add Glycerin in the water phase without melting it first.
4. Fonti normative e conformità globale
- If CosIng lists Glycerin, that listing remains ingredient information; check rules for the intended market and use.
- EU cosmetics rules under Regulation (EC) No 1223/2009 require an assessment of the safety of the final cosmetic containing Glycerin before the finished product is marketed.
- For Glycerin, check the purchased grade against its supplier TDS and review filing requirements in the destination market.
5. Sicurezza e valutazione del rischio
Use the stated level as reference guidance for cosmetic formulation; it provides no evidence that a drug or OTC monograph applies and patch and stability testing remain part of finished-product review.
6. Stabilità e packaging
Maintain cool, closed, light-protected storage for the bulk material; evaluate packaging against the formula's susceptibility to oxidation; check the finished formula and its packaging together.
7. Linguaggio dei claim (cosa dire / cosa non dire)
- The cosmetic role of Glycerin is presented as humectant function.
- This reference does not support drug effects, clinical cures, or unsupported product certifications.
- The ingredient note for Glycerin does not substantiate a skin-lightening result, acne treatment, antiperspirant action, sunscreen efficacy, or hair growth.










































