Ingredient guide
Yeast Beta-Glucan
INCI name · yeast beta-glucan
In short
Yeast beta‑glucan is a branched sugar polymer from yeast cell walls that helps hydrate and support the skin’s surface. It forms a soft film that can help comfort easily‑upset skin.
What it is
Branched 1,3/1,6 beta-glucan from Saccharomyces cerevisiae cell wall; immunomodulatory and film-forming behaviour distinct from linear oat beta-glucan; supports topical hydration and stratum-corneum recovery in irritation-prone routines.
Evidence receipt
No linked study yet
No verified study is linked to this exact ingredient and route. The guidance below describes conventional use; it is not evidence of efficacy.
Where it sits
A watery layer. After cleansing, before anything heavier, ideally on slightly damp skin.
- Cleanse
- Tone
- Yeast Beta-Glucan
- Moisturise
- SPF
Also found as
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Check an ingredient listCommon questions
What does Yeast Beta-Glucan do for skin?
It boosts hydration, helps skin feel calmer, and supports recovery of the surface barrier after everyday irritation.
Is Yeast Beta-Glucan good for sensitive skin?
Yes, it’s commonly used for sensitivity-prone routines because it helps retain moisture and provides a cushioning feel.
How is Yeast Beta-Glucan used in skincare?
It’s added to serums, essences, and creams where it enhances hydration and overall comfort.
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Personal guidance, not medical advice.