Po
Polyglycerin-6
Polyglycerin-6Hydrator
A glycerin-based moisture holder with a lighter, less sticky feel than glycerin.
What it does
It’s six glycerin units linked in a chain, and it helps dissolve other water-based ingredients.
The evidence, graded
expert consensusUS safety reviewers (2023) assessed diglycerin and polyglycerin-3, -6 and -10, which are glycerin joined into chains, used to condition skin. In day-long skin tests on 50 people each, 50% diglycerin and undiluted polyglycerin-3 caused no irritation. The reviewers judged all four safe as used.Raj 2023 · Cosmetic Ingredient Review ↗
Graded per the methodology: strong · moderate · emerging · expert consensus. A weak source on a strong claim gets the weaker label.
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