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 21, 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
R+Co
GEMSTONE Color Conditioner
Conditioner · Lists fragrance, fragrance allergens, coconut derivatives
The Ordinary
Glycolic Acid 7% Exfoliating Toner
Exfoliant · Lists exfoliating acid
Versed
Good Defense Daily Sunscreen SPF 50 PA++++
Sunscreen · Lists chemical UV filters
Naturopathica
Gotu Kola + Fruit Exosome Toner
Toner · Lists coconut derivatives
Herbivore
GREEN MAGIC Centella + Ceramides Soothing Face Serum
Serum · Lists drying alcohol, essential oils, coconut derivatives
Vegamour
GRO Revitalizing Shampoo
Shampoo · Lists fragrance, fragrance allergens, essential oils, coconut derivatives
Vegamour
GRO+ Advanced Balancing Conditioner
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, coconut derivatives
Vegamour
HYDR-8 Leave-In Conditioner
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, coconut derivatives
CeraVe
Hydrating cream-to-foam cleanser
Lists exfoliating acid, salicylic acid, coconut derivatives
CeraVe
Hyrdrating Cream To Foam Cleanser
Lists exfoliating acid, salicylic acid, coconut derivatives
Juvia’s Place
I am My Skin Foundation Sticks
Foundation · Lists silicones
L’Oréal
Kiehl’s Facial Fuel Eye De-Puffer
Lists fragrance
Ouai
Leave In Conditioner Melrose Place
Conditioner · Lists fragrance, fragrance allergens, silicones
Ouai
Leave in Conditioner North Bondi
Conditioner · Lists fragrance, fragrance allergens, essential oils, silicones
Ouai
Leave In Conditioner St Barts Scent
Conditioner · Lists fragrance, fragrance allergens, essential oils, silicones
Thrive Causemetics
Liquid Brilliance Super Serum
Serum · None of Poliage’s flag groups listed
Anastasia Beverly Hills
Luminous Foundation
Foundation · Lists silicones
The Ordinary
Marine Hyaluronics
Serum · Lists exfoliating acid, salicylic acid
Drunk Elephant
Mello Marula Cream Cleanser with 1.0% Colloidal Oatmeal
Cleanser · Lists coconut derivatives
Olaplex
MOISTURIZE AND MEND LEAVE-IN CONDITIONER FULL SIZE
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, essential oils, coconut derivatives
Olaplex
MOISTURIZE AND MEND LEAVE-IN CONDITIONER TRAVEL SIZE
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, essential oils, coconut derivatives
Moroccan oil body lotion
Lists fragrance
Dermalogica
Multi Active Toner
Toner · Lists fragrance allergens, essential oils, silicones
The Ordinary
Multi-Peptide + Copper Peptides 1% Serum
Serum · None of Poliage’s flag groups listed
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