How we scored it
Where it comes from
Hydrolysed casein quaternised with a stearyl-dimethyl-hydroxypropylammonium chloride reagent.
In plain English
A hair- and skin-conditioning ingredient made from milk protein and a fatty alcohol, given a mild positive charge so it clings to hair. Mostly natural, with a small synthetic linking group.
CosIng definition: Casein hydrolyzates, 2-hydroxy-3-(octadecyldimethylammonio)propyl derivatives, chlorides
Natural alternatives with the same function
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Asparagine 100% natural originAn amino acid made by fermenting plant sugars, similar to other food-fermentation processes. Helps condition hair and skin…
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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.
- 2STEARDIMONIUM HYDROXYPROPYL HYDROLYZED CASEIN. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3STEARDIMONIUM HYDROXYPROPYL HYDROLYZED CASEIN. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=STEARDIMONIUM%20HYDROXYPROPYL%20HYDROLYZED%20CASEIN