How we scored it
Where it comes from
Polyquaternium-5 is produced by radical copolymerisation of acrylamide with a quaternary methacrylate methylsulfate monomer, both petrochemical feedstocks. No natural-origin route exists for this synthetic polymer.
In plain English
An antistatic, film-forming polymer used in hair and skin products. It's manufactured from synthetic acrylamide and a quaternary ammonium acrylate building block.
CosIng definition: Ethanaminium, N,N,N-trimethyl-2-[(2-methyl-1-oxo-2-propenyl)oxy]-, methyl sulfate, polymer with 2-propenamide
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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.
- 2POLYQUATERNIUM-5. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3POLYQUATERNIUM-5. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=POLYQUATERNIUM-5