... . brightly colored 2. food coloring 3. good quality and price 4.powder Curcumin, Food Additives, Food Colorants Curcumin is brightly colored ... -Heptadiene-3,5-dione, 1,7-bis(4-hydroxy-3-methoxyphenyl)-, (E,E)-; 1,7-bis(4-hydroxy-3-methoxyphenyl)-1,6-heptadiene-3 ... ; (1E,4Z,6E)-5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-1,4,6-trien-3-one; Natural Yellow 3CAS RN ...