Plant phytosterol structurally close to cholesterol. Softens skin and supports the lipid barrier, especially in dryness and flaking.
Topical application
CWeak evidence. In vitro data, open-label studies, or expert consensus.
Small clinical studies show moderate anti-inflammatory and softening effects. No large standalone RCTs.
Irritation potential
LowAllergen risk
LowPregnancy
SafeSuitable for
Beta-Sitosterol is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
Beta-Sitosterol suits: oily, dry, sensitive, combination, normal.
Plant phytosterol structurally close to cholesterol.
The INCI name is Beta-Sitosterol.
Published: · updated: