Glycereth-25 PCA isostearate is a PEG-glycerin derivative joined to PCA and isostearate groups. It's used to emulsify oils, wet pigments, and boost conditioning in lotions, makeup, and suncare.
An emulsifier that helps products spread evenly and feel hydrating.
Category
Emulsifying, Skin Conditioning, Hydration
Type
Emulsifier
Ratings
Overall Rating
Good
Comedogenic Risk
None
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Glycereth-25 PCA Isostearate a Good Ingredient?
It's Good as a multifunctional emulsifier and skin conditioner that wets pigments and stabilizes oil-in-water systems dependably at modest use levels. It also improves glide and evenness in color and suncare formulas, which is solid formulation performance rather than a standout skin benefit.
What it does
Skin Benefits
Promotes an even, comfortable feel on skin and helps pigments apply more uniformly. Supports a hydrated sensation without heaviness.
Where you'll find it
Uses in Skincare & Cosmetics
Used in liquid foundations, tinted moisturizers, lotions, and suncare creams to keep oil and water phases blended and color smooth.
Before you use it
Safety
Typically well tolerated with a low likelihood of irritation. Those sensitive to PEGs or certain fatty components may notice mild irritation, particularly on compromised skin.