Friday, July 30, 2010

Is glycerin used in most hygene products e.g soap, shampoo derived from animals?

mostly- soap is produced by a process called saponification- wherin esters of fatty acids are treated sodium hydroxide to get a soduim salt of the fatty acid and glycerolIs glycerin used in most hygene products e.g soap, shampoo derived from animals?
i dont think so

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