Glycerin
Humectant
1. INCI e CAS
INCI: Glycerin · CAS: 56-81-5
2. Ruolo nella formula
The reference uses glycerin as a polyol humectant across washes, gels, and emulsions. Treat the percentage as development guidance.
3. Livelli d'uso tipici (guida di formulazione)
- The guide range for gels and serums is 3–8% in this reference.
- The stated reference for creams is 2–5% in this reference.
- 2–4% is listed for rinse-off in this reference.
Use the water phase to introduce Glycerin; no melting stage is required.
4. Fonti normative e conformità globale
- CosIng provides reference information for Glycerin; confirm the specific grade and intended use against market requirements.
- EU market placement under Regulation (EC) No 1223/2009 requires the final cosmetic with Glycerin to undergo a safety assessment before release of the finished cosmetic.
- Use current supplier documentation for the purchased Glycerin grade and verify applicable destination-market filings.
5. Sicurezza e valutazione del rischio
The listed use rate is intended as a cosmetic-development guide; it should not be read as a drug authorization or OTC listing and the completed cosmetic needs its own patch and stability checks.
6. Stabilità e packaging
Use cool, sealed storage away from strong light for the bulk; where oxidation is a concern, evaluate airless or pump packaging; use batch testing to verify stability and package compatibility.
7. Linguaggio dei claim (cosa dire / cosa non dire)
- The cosmetic role of Glycerin is presented as humectant function.
- The ingredient guidance cannot substantiate medical outcomes, cure language, or a product certification not supported by the available facts.
- The ingredient record for Glycerin does not demonstrate whitening, treatment of acne, perspiration control, sun protection, or hair growth.










































