Cetrimonium Bromide Ikke ratet New ingredients No known benefits Cetrimonium Bromide at a glance Organic salt used as a surfactant Also works as an antistatic agent in hair care products Usage ranges from 0.1-3% Cetrimonium Bromide description Centrimonium bromide is an organic salt used as a surfactant in cosmetics. That means it helps water mix with oil and dirt so they will more easily rinse from skin. In hair care products, it also works as an antistatic agent. Usage rates for cetrimonium bromide in cosmetics range from 0.1-3%. It has been ruled safe as used in skin care products by the independent Cosmetic Ingredient Review.