Pca
Pca is a humectant and moisturising ingredient. It’s in 76 products on Poliage, most often conditioner, serum and body lotion. Avoid lists on Poliage that include it: none.
Updated October 22, 2026
In plain English
PCA: used to hold water in the product and on skin.
What it does
Contains Pca: humectant
Function listed in CosIng
Contains Pca: moisturising
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 77186, accessed October 22, 2026. Also listed as pidolic acid.
Products that contain Pca
PRAVANA
Treat Masque
Conditioner · Lists fragrance, fragrance allergens, parabens, silicones
Eucerin
Urea Repair
Lists exfoliating acid
Eucerin
UreaRepair PLUS 10%
Lists exfoliating acid
Pacifica
Vegan Ceramide Barrier Face Cream
Moisturizer · None of Poliage’s flag groups listed
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