Ingredient
Glycerin
Consumers are returning to proven basic hydrators as barrier-first formulations replace overly aggressive routines.
Category: Humectant
Chemical formula: C3H8O3
Main cosmetic effects: Hydration; moisture retention.
Source: Vegetable oils, biodiesel by-products or synthetic manufacture.
Developer / supplier: Longstanding industrial humectant; many suppliers
Origin: Global
Representative product: CeraVe / La Roche-Posay moisturizers
Approx. retail price (USD): 15-25
Evidence maturity: Strong evidence
What it does
Hydration; moisture retention.
Notes
Humectant | Strong evidence