Lactic Acid
A cosmetic ingredient used as buffering, humectant, skin conditioning in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Propanoic acid, 2-hydroxy-
What does it do?
Lactic Acid is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Buffering
stabilises the pH of a product
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Humectant
draws moisture from the air or deeper skin layers to the surface, helping skin retain water
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Skin conditioning
improves the appearance, feel, and condition of skin
EU regulatory status
Lactic Acid is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Lactic Acid?
Lactic Acid is a cosmetic ingredient catalogued in the EU CosIng database. Propanoic acid, 2-hydroxy-
Is Lactic Acid allowed in cosmetics in the EU?
Yes. Lactic Acid is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Lactic Acid do in cosmetic products?
Lactic Acid is declared in the EU cosmetic ingredient inventory with these functions: buffering, humectant, skin conditioning.
What is the CAS number of Lactic Acid?
The CAS (Chemical Abstracts Service) number for Lactic Acid is 50-21-5.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010