September 11, 2026 Editorial directory · Not a shop

Ingredient

Beta-Glucan

Polymer of glucose; e.g. (C6H10O5)n

Barrier and sensitive-skin routines continue to raise interest in beta-glucan.

Category: Barrier / Humectant

Chemical formula: Polymer of glucose; e.g. (C6H10O5)n

Main cosmetic effects: Hydration; soothing; barrier support.

Source: Oats, yeast or mushrooms.

Developer / supplier: Food/biotech polysaccharide research; multiple suppliers

Origin: Global

Representative product: Beta-Glucan & Resveratrol Advanced Hydrating Serum

Approx. retail price (USD): 89

Evidence maturity: Good supportive evidence

What it does

Hydration; soothing; barrier support.

Notes

Barrier / Humectant | Good supportive evidence