Carotene and flavonoid flavochrome are the main parts of the hippophac rhamnoides yellow. We can see orange yellow powder or liquid extract with our naked eyes. It is easily water-soluble and without abnormal taste. It is absolute a natural pigment abstracted from the fruit of Hippophae rhamnoides by modern biotechnology. Widely used in cakes, hydrogenated vegetable oil etc as yellow oil-soluble coloring.