Ingredient Guide
Stearyl Alcohol
Also known as: Stearyl Alcohol, 1-Octadecanol
All skin types
What It Is
A long-chain fatty alcohol derived from stearic acid (often from plant sources). Part of the fatty alcohol emollient/emulsifier family alongside cetyl and cetearyl alcohol.
What It Does
Provides richness, smooth texture, and emulsification stability in creams and lotions.
Best For
Emollient texture support — functional ingredient
Benefits
- Conditioning emollient
- Stabilizes cream emulsions
- Non-drying — does not strip moisture
When to Be Careful
- Very rare sensitization possible in those with plant oil sensitivities
Commonly Found In
MoisturizersBarrier creamsConditioners
FAQs About Stearyl Alcohol
What is stearyl alcohol in skincare?
A fatty alcohol (not drying) used to create smooth, stable cream textures and condition the skin. Derived from stearic acid, typically from plant sources.