Coco betaine, also known as cocamidopropyl betaine (CAPB), is a synthetic, amphoteric surfactant derived from coconut oil and dimethylaminopropylamine. It's used in many personal care and cosmetic products, including:
Bath gels
Skin care products
Cleansers
Liquid soaps
Antiseptics
Gynecologic and anal hygiene products
Shampoos
Contact lens solutions
Toothpaste detergents
Makeup removers