Emulsifier

Potassium Cocoyl Barley Amino Acids

INCI: POTASSIUM COCOYL BARLEY AMINO ACIDS

Reviewed by Kate · Last updated 18 Aug 2026

What Is Potassium Cocoyl Barley Amino Acids?

Potassium Cocoyl Barley Amino Acids is the potassium salt of the condensation product of coconut acid chloride and the amino acids derived from barley protein.

Its declared cosmetic functions are emollient, emulsifying, emulsion stabilising and skin conditioning.

Source: European Commission CosIng inventory.

From the Clinic

Not sure what your skin actually needs?

Two minutes, a few questions, and we’ll point you at what matters — no guesswork.

Take the skin quiz

Learn More About Skincare Ingredients

Explore our comprehensive ingredient glossary to understand what's in your products.

Browse All Ingredients

Authorised Stockist

Official UK retailer

Tracked Delivery

Free UK shipping over £50

5 Star Rating

Trusted by thousands

Expert Advice

Free consultations