How we scored it
Where it comes from
A synthetic copolymer of methyl vinyl ether and maleic anhydride, esterified with petrochemical butanol. No fragment of the polymer is natural origin.
In plain English
A film-forming polymer used in hairsprays and styling products to hold hair in place. It is fully synthetic, made from petrochemical building blocks.
CosIng definition: 2-Butenedioic acid (Z)-, polymer with methoxyethene, monobutyl ester
Natural alternatives with the same function
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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.
- 2BUTYL ESTER OF PVM/MA COPOLYMER. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3BUTYL ESTER OF PVM/MA COPOLYMER. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=BUTYL%20ESTER%20OF%20PVM/MA%20COPOLYMER