hair update 2/6/08last ingredients in Shine Mist-Butylated hydroxytoluene (BHT)- is the organic compound with the formula MeC6H2(CMe3)2OH (Me = methyl). This lipophilic (fat-soluble) phenol is primarily used as an antioxidant food additive (E number E321) as well as in cosmetics, pharmaceuticals, jet fuels, rubber, petroleum products, and embalming fluid.A beta hydroxy acid (BHA)- is an organic compound which contains a carboxylic acid functional group and hydroxy functional group separated by two carbon atoms. They are closely related to alpha hydroxy acids, in which the two functional groups are separated by one carbon atom.In cosmetics, the term beta hydoxy acid generally refers specifically to salicylic acid, which is used in some "anti-aging" creams.Propylparaben- the propyl ester of p-hydroxybenzoic acid, occurs as a natural substance found in many plants and some insects, although it is manufactured synthetically for use in cosmetics, pharmaceuticals and foods. It is a preservative typically found in many water-based cosmetics, such as creams, lotions, shampoos and bath products.