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Xanthan Gum
Xanthan Gum · Xanthamgum
A thickener made by fermenting sugar, common in acid serums and 'clean' products.
What it does
It’s a thickener made by fermenting sugar with bacteria. It thickens and steadies water-based products and is common in acidic products like exfoliating serums and in products sold as 'natural' or 'clean'.
The evidence, graded
expert consensusUS safety reviewers looked at 34 gums made by microbes, the family xanthan gum belongs to, and judged them safe at the amounts and in the ways cosmetics use them. In cosmetics these gums keep oil and water mixed, form a film, bind, thicken and condition skin.Fiume 2016 · International journal of toxicology ↗
Graded per the methodology: strong · moderate · emerging · expert consensus. A weak source on a strong claim gets the weaker label.
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