Curcumin, also known as curcumin, acid yellow, is a natural phenolic antioxidant extracted from the rhizomes of ginger plants such as turmeric, turmeric, mustard, curry, and turmeric. The main chain is unsaturated aliphatic and aromatic bases. Tuan is a rare pigment with diketone in the plant kingdom. It belongs to the Chemicalbook of diketone compounds. It is a commonly used seasoning and food coloring. It is non-toxic, has choleretic, anti-infection, causes paroxysmal contractions of the uterus, and reduces blood cholesterol. , Antiviral, antibacterial, antioxidant (stronger than α-tocopherol), anticoagulant, hypolipidemic and anti-atherosclerosis and other pharmacological effects.