Crosspolymer Aminomethyl Propanol is a water-soluble, pH-responsive polymer system that combines a crosslinked network with an AMP neutralizer for cosmetic use. It adjusts pH, builds viscosity, forms films, suspends pigments, and stabilizes emulsions.
A pH-balancing polymer that stabilizes and thickens formulas.
Category
Emulsifying
Type
Rheology Modifier
Ratings
Overall Rating
Good
Comedogenic Risk
None
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Crosspolymer Aminomethyl Propanol a Good Ingredient?
It reliably thickens and stabilizes at low use levels with predictable, pH‑tunable performance. Its consistency across suppliers makes it a dependable texture and suspension aid. That mix of usefulness and tolerability lands it a Good rating rather than Great.
What it does
Skin Benefits
Improves stability and suspension, reducing separation in emulsions. Strengthens slip and cushion for smoother application without heaviness.
Where you'll find it
Uses in Skincare & Cosmetics
Used in gels, primers, sunscreens, and moisturizers to set texture and control flow. Also appears in hair gels and styling creams for consistent hold.
Before you use it
Safety
Low irritation when properly neutralized and kept within skin‑friendly pH. Products that remain too alkaline may sting or briefly disrupt the barrier; avoid eye contact.