The major components of gardenia yellow pigment is crocin and saffron acid,it is a rare water-soluble carotenoids.It can be transformed into vitamin A in the human body,it can complement the vitamin deficiencies,it is a nutrient-based coloring agent.

Safflower yellow is a dark red to dark purple crystalline or powder, with micro-stinky.It is extremely difficult to dissolve in water, soluble in dilute alkali solution, slightly soluble in ethanol. Is almost insoluble in ether.It is used as an edibl

Natural yellow pigment - turmeric is a natural pigment after finishing that used the curcumin as the raw material.Curcumin is widely used in fruit juice, beverage, liqueur, ice cream, candy, biscuit sandwich, pastry, bread, pickles, condiments, bread

Annatto is a kind of edible natural orange elements which is extracted from the Rouge trees' seed epidermis.The compositions of annatto pigment are potassium or sodium salt.Edible orange pigment is mainly used for Western-style confections, ice cream