Ammonium persulfate: A bleaching agent in some hair and skin care products. It is also used in deodorants and disinfectants. AMP (Amino-ethyl Propanol): An organic pH adjuster used to maximize the effects of styling products.
Hair dyes can also be the source of skin reactions, particularly those containing p-phenylenediamine as well as ammonium persulfate used to lighten hair.
See also: Sulfur, Acne, Solvent, Soluble, Warm
 
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