CheckVegan

Is Sodium PCA vegetarian?

Sodium PCA

Vegetarian Vegetarian
Vegan Vegan

Sodium PCA is the sodium salt of pyroglutamic acid, a natural component of the skin's natural moisturizing factor (NMF); it is commercially produced via fermentation or synthesis and used as a humectant in cosmetics.

Also known as Sodium 5-oxo-2-pyrrolidinecarboxylate, Sodium Pyroglutamate, Sodium Pyrrolidone Carboxylate
INCI name Sodium PCA
CAS number 54571-67-4
EC number 249-277-1
CosIng ID 79910
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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