Profile: Pyrrolidone Carboxylic Acid (PCA)
Commonly known as: Pidolic acid, pyrrolidone acid, 1-pyrroline-5-carboxylic acid, δ-1-pyrroline-5-carboxylic acid, pyroglutamic acid.
I.N.C.I. list name: PCA.
Extraction process: Dehydration of Glutamic Acid.
Source: Synthetic.
Botanical name: /
Family: /
Extracted part of the plant: /
Origin, provenance:
Chemical properties: A cyclic derivative of glutamic acid; Molecular mass: 113.114 g/mol.
Properties: Emulsion, true aqueous solution, suspension, balm.
Required dosage in cosmetic products: Generally used at a minimum of 10%.
Function: Moisturising agent, humectant agent.
Specificities: Humectant, moisturising.
Benefits: All skin types, particularly dry and dehydrated skin.
Details
Properties
Humectant: Ability to maintain a level of hydration within the upper layer of the epidermis.
Protector: Boosting the protective function of the skin barrier by stimulating the process of epidermal differentiation.
Usage
Facial Care (eye contour creams, serums, moisturising creams, peelings, toning lotions);
Hair Care (hair masks, conditioners, shampoos);
Makeups (foundations).
Method of Preservation
Store in a dry, cool and well-ventilated place, away from light and heat.
Contraindications, Usage Precautions
Non-irritating, this ingredient is well tolerated by all skin types, even those prone to sensitive skin.