Beta-Sitosterol
INCI: Cholesterol
Reviewed by Emma · Last updated 18 Aug 2026
Also known as: Cholesterol
A fatty acid-type ingredient derived from plants
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
From the Clinic
Not sure what your skin actually needs?
Two minutes, a few questions, and we’ll point you at what matters — no guesswork.
Take the skin quizRelated Ingredients
Beet Root Extract
Rich source of antioxidants Has skin-soothing properties
Bertholletia Excelsa Extract
From the Brazil nut tree
Beta Vulgaris Root Extract
Betula Alba (Birch) Juice
AKA birch juice
Betula Alba Bark Extract
Extract derived from the plant commonly known as white birch | Serves as an antioxidant to help defend skin from environmental stressors
Bifida Ferment Filtrate
Filtrate obtained through the fermentation of compound bifidobacterium strains | Typically found in skin care products claiming to deliver microbiome-balancing benefits
Learn More About Skincare Ingredients
Explore our comprehensive ingredient glossary to understand what's in your products.
Browse All IngredientsShop Our Products
Find professional skincare solutions at Skintique.