How we scored it
Where it comes from
Chitosan (deacetylated crustacean chitin) is paired as a salt with petrochemical salicylic acid. A 1:1 molar pairing was assumed since exact stoichiometry is unspecified.
In plain English
A skin-conditioning, film-forming, antioxidant ingredient made by combining chitosan, from crustacean shells, with salicylic acid, a petrochemical-derived acid. Leaves a light film on skin or hair.
CosIng definition: Chitosan, 2-hydroxybenzoate (salt)
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References
- 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
- 2CHITOSAN SALICYLATE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3CHITOSAN SALICYLATE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=CHITOSAN%20SALICYLATE