PEG-20 Stearate is a nonionic emulsifier formed by ethoxylating stearic acid, giving a water-dispersible surfactant. It creates stable oil-in-water systems, aids solubilization of fragrances, and refines texture in formulas.
Helps products apply silkily and absorb without a sticky feel.
Category
Emulsifying
Type
Emulsifier
Ratings
Overall Rating
Good
Comedogenic Risk
None
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is PEG-20 Stearate a Good Ingredient?
Rated Good due to dependable emulsification and solubilizing of small oil or fragrance loads, delivering smooth textures without heaviness. Its long history of use and nonionic profile support low irritation in most formulations, which is enough for a solid Good rating.
What it does
Skin Benefits
Helps products apply silkily and absorb without tackiness. Assists in evenly blending aromatic components for a consistent sensory experience.
Where you'll find it
Uses in Skincare & Cosmetics
Used in lotions, light creams, and fragranced gels to support a smooth, cohesive texture. Also found in toners and serums to keep formulas clear when small amounts of oils are included.
Before you use it
Safety
Considered low-irritancy for the majority of users, though sensitive skin or eye areas may experience mild transient redness or stinging. No well-established regulatory restrictions apply in typical cosmetic use.