Beta-Sitosterol
INCI: Cholesterol
Reviewed by Emma · Last updated 18 Aug 2026
Also known as: Cholesterol
A fatty acid-type ingredient derived from plants
At a glance
EWG Safety Score
What Is Beta-Sitosterol?
A fatty acid-type ingredient derived from plants. Beta-sitosterol occurs naturally in many fruits, vegetables, nuts, and seeds. It is similar to cholesterol, which occurs naturally in skin. Applied to skin, it is considered a good moisturizing and skin-soothing ingredient.
Benefits for Your Skin
Clinical Evidence & References
Published Research
-
Beta-sitosterol: Anti-inflammatory and skin barrier support Dermatitis, 2014
How widely it's used
Regulatory information
Standardised cosmetic-ingredient identifiers used by regulators.
Show identifiers
- INCI Name
- BETA-SITOSTEROL
- EC Number
- 201-480-6
- Function
- Emulsion Stabilising, Masking, Skin Conditioning, Stabilising
From the Clinic
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