Glycerin
Humectant
1. INCI et CAS
INCI: Glycerin · CAS: 56-81-5
2. Rôle dans la formule
For emulsions, gels, and washes, this guide assigns glycerin a polyol-humectant role. Its level is not a batch assay.
3. Niveaux d'emploi typiques (repère de formulation)
- The stated reference for gels and serums is 3–8% as a formulation guide.
- Formulation guidance for creams: 2–5% for the formula.
- Formulation guidance for rinse-off: 2–4% in this reference.
Incorporate Glycerin in the water phase without a separate melt step.
4. Sources réglementaires et conformité mondiale
- A CosIng entry naming Glycerin does not by itself approve the purchased grade or complete cosmetic.
- EU cosmetics rules under Regulation (EC) No 1223/2009 require a safety assessment of the finished cosmetic containing Glycerin for the complete formula intended for sale.
- Check the supplier's technical information for the Glycerin grade and confirm the relevant market filing list.
5. Sécurité et évaluation des risques
The percentage is shown for cosmetic development; it makes no claim of drug or OTC authorization with patch and stability testing still needed for the completed formula.
6. Stabilité et conditionnement
Keep the bulk container closed and shaded in a cool area; select packaging with the formula's oxidation sensitivity in mind; confirm final stability and pack compatibility on a representative batch.
7. Formulations d'allégations (à faire / à éviter)
- The listed cosmetic direction for Glycerin emphasizes humectant function.
- The listed information cannot verify drug claims, cure claims, or a certification that is absent from the product records.
- The ingredient record for Glycerin does not support whitening, acne-treatment, antiperspirant, sun-protection, or hair-growth benefits.









































