are present in many consumer products ranging from cosmetics, personal care products and household cleaning products. Ethanolamines are widely used to thicken the water phase of cosmetics, keep ingredients blended, and boost foaming properties. The European Commission prohibits diethanolamine (DEA) in cosmetics. According to the FDA, the National Toxicology Program (NTP) completed a study in 1998 that found an association between the topical application of DEA and certain DEA-related ingredients and cancer in laboratory animals.
