CDEA Coco Diethanolamide (also known as Coco Amide DEA, coconut oil diethanolamine, or Cocamide diethanolamine) is a diethanolamine made by reacting the mixture of fatty acids from coconut oils with diethanolamine. It is a viscous liquid and is used as a foaming agent in bath products like shampoos and hand soaps, and in cosmetics as an emulsifying agent.