Ceteareth-20Ceteareth 20 is a compound formed from the etherification of cetyl or stearyl alcohol, which are saturated fatty alcohols. It falls into the category of non ionic surfactants known as polyoxyethylene ethers. This ingredient is typically odorless and appears as white pellets. Soluble in both alcohol and water, Ceteareth 20 is commonly used in cosmetic formulations. Its primary function is to aid in the formation of oil in water emulsions and to provide