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Ingredients Hydrating Beta-Glucan
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Sourced from oats, mushroom + yeast
Tier · Moderate evidence
Hydrating · Anti-inflammatory

Beta-Glucan

INCI: Beta-Glucan · Also called: Oat Beta-Glucan, Yeast Beta-Glucan

A heavy-duty hydrator that also reduces irritation. Often called "better than hyaluronic acid" for sensitive skin.

For your skin

A heavy-duty hydrator that also reduces irritation. Often called "better than hyaluronic acid" for sensitive skin.

Want the science? Keep reading ↓

Mechanism of action

Polysaccharide film-former that hydrates while modulating cutaneous immune response.

Why we tier this moderate

5 cited papers across 3 countries. The mechanism is well-described and there's at least one controlled trial in the literature, but we tier this Moderate rather than Strong to stay honest about how many specific papers we cite directly.

3
China
1
United States
1
International

Layering matrix

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Cited research

🇨🇳

Feng X et al., Exploring the Properties and Application Potential of beta-Glucan in Skin Care, Food Science and Nutrition 2025;13(4):e70212 — review concludes beta-glucan exhibits antioxidant, anti-inflammatory, barrier repair, and moisturizing bioactivities

🇺🇸

Kussie HC et al., Avenanthramide and beta-Glucan Therapeutics Accelerate Wound Healing Via Distinct and Nonoverlapping Mechanisms, Advances in Wound Care 2024;13(4):155-166 — in vivo: beta-glucan accelerated wound closure with increased angiogenesis

2024Positive (efficacy)PMID:38299969View source ↗
🇨🇳

Cao Y et al., Improving the outcome of treating striae gravidarum by combined therapies using topical β-glucan and 1565-nm non-ablative fractional laser, Journal of Dermatology 2022;49(9):829-836 — RCT; topical beta-glucan twice daily for 12 weeks on stretch marks

2022Positive (efficacy)PMID:35570397View source ↗
🇨🇳

Du B et al., Oat β-glucan ameliorates epidermal barrier disruption by upregulating CaSR via dectin-1-mediated ERK/p38 signaling, International Journal of Biological Macromolecules 2021 — mechanism for barrier-repair effects; in-vitro and animal-model evidence

🌐

Jesenak M et al., β-Glucan-based cream (containing pleuran isolated from Pleurotus ostreatus) in supportive treatment of mild-to-moderate atopic dermatitis, Journal of Dermatological Treatment 2016;27(4):351-354 — split-body trial; topical beta-glucan cream improved EASI score

2016Positive (efficacy)PMID:26654776View source ↗

Sources: 10 clinical journals and regulatory databases across the US, EU, Korea, Japan, and China. Every entry points to a specific document. See methodology for the full list and what each outcome label means.