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 recorded level is 3–8% as a formulation guide.
- The level shown for creams is 2–5% in this reference.
- Rinse-off may use the guide range 2–4% for the formula.
Add Glycerin to the water phase; no separate melt step is needed.
4. Fonti normative e conformità globale
- CosIng may identify Glycerin as an ingredient, but its entry does not approve a material grade or finished formula.
- EU cosmetics rules under Regulation (EC) No 1223/2009 require the finished product's safety, including the formula in which Glycerin is used, to be assessed for the complete formula intended for sale.
- Match the selected Glycerin material to its supplier TDS and check the filing list for the market of sale.
5. Sicurezza e valutazione del rischio
This level is a cosmetic-formulation guide; it provides no evidence that a drug or OTC monograph applies and the completed cosmetic needs its own patch and stability checks.
6. Stabilità e packaging
Keep the bulk container closed and shaded in a cool area; take oxidation sensitivity into account when selecting the final pack; follow with stability and packaging checks on the confirmed batch.
7. Linguaggio dei claim (cosa dire / cosa non dire)
- For cosmetic use, this entry records Glycerin in a direction centered on humectant function.
- This cosmetic guide is not evidence of medical outcomes, cure language, or a product certification not supported by the available facts.
- This Glycerin listing cannot verify whitening, acne treatment, antiperspirant action, sunscreen use, or hair-growth outcomes.










































