Beta-Glucan

We look for thisReviewed September 18, 2026

Sodium Carboxymethyl Beta-Glucan · Oat Beta-Glucan · Yeast Beta-Glucan

A polysaccharide from oats, yeast or mushrooms that hydrates and calms.

What it does: Actives & treatment
Our take: Often described as a gentler alternative to hyaluronic acid. It holds less water but has actual soothing activity, which HA does not.
Suitable from: Tween, 8+ · Teen, 13+ · Young adult, 20+ · Middle aged, 40+
Best for: Barrier repair · Redness & sensitivity · Dryness & hydration · Aging & firmness
Skin types: Sensitive · Dry · Any skin

What we read

Published topical beta-glucan studies · reviewed Sep 2026

Every other ingredient, with the same treatment.

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