... colour Curcumin 95% 98% 20years experiences in plant extract ISO9001:2008 & GMP factory price We can supply curcumin ... brown crystal powder, which has the characters of bright color, strong luster, heat and light resistant, slight inherent ... slightly dissolve in plant oil. As a yellow food color,it is widely used in pastry, candy, can, carbonated ... .Have a nice day! Curcumin Natural Turmeric Extract