Dihydroxyacetone (/ˌdaɪhaɪˌdrɒksiˈæsɪtoʊn/ ( listen); DHA, also known as glycerol, is a simple sugar (triose). DHA is primarily used as an ingredient in sunless tanning products. It is often derived from plant sources such as sugar beets and sugar cane, and glycerol fermentation.prepare[edit]DHA can

The main ingredients of royal jelly are water, crude protein, crude fat and decenoic acid (10-Hydroxy-δ-2-Decenoic Acid, referred to as 10-HDA). The decenone is the most important organic acid in the royal jelly, which helps to increase the immune system.