INCI: Sodium PCA


Extracellular moisturizing osmoregulator

Definition: Sodium salt of L-Pyrrolidone Carboxylic Acid (LPCA), a physiological component of the epidermis, obtained by cyclization of glutamic acid.

Mode of action: NALIDONE is a reference physiological moisturizer, like potassium PCA, used to ensure or restore an optimal level of moisturizing in the stratum corneum.

USE LEVEL: 0.5-5%