Polyglyceryl-3 Stearate is a nonionic polyglycerol ester of stearic acid used widely in personal care. It forms stable oil-in-water emulsions, refines texture and slip, and supports viscosity across a broad pH range without a heavy residue.
An emulsifier that helps creams apply evenly with a plush feel.
Category
Emulsifying
Type
Emulsifier
Ratings
Overall Rating
Good
Comedogenic Risk
None
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Polyglyceryl-3 Stearate a Good Ingredient?
Rates Good due to dependable oil-in-water emulsification, broad compatibility, and a comfortable skin finish with low likelihood of irritation. Not rated Great as it provides functional stability more than clinically proven skin improvement.
What it does
Skin Benefits
Helps creams apply evenly with a plush, comfortable skin feel. Supports long-lasting consistency so the product performs reliably over time.
Where you'll find it
Uses in Skincare & Cosmetics
Common in moisturizers, lotions, and sunscreens to build stable emulsions and improve texture in daily-use formulas.
Before you use it
Safety
Considered mild and well tolerated as a fatty-acid-based, nonionic emulsifier. Unlikely to clog pores at typical use levels, though very rich systems may feel heavy on oil-prone skin.