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Dextran

DextranHydrator

A fermented-sugar polysaccharide used as a light film-forming humectant and texture agent.

What it does

Dextran is a polysaccharide made by fermenting sugar. It holds water at the skin surface, forms a light smoothing film, and adds body to a formula, so it is used as a humectant and texture helper. It is a hydration-and-texture ingredient rather than a skin active.

This page is public and indexed on purpose (unlike profiles and drops, which are unlisted) — it’s the citation behind shared ingredient cards, and it should be findable.
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