Phlorizin, also known as dihydroxyphenol acetone 2,4,6-trihydroxy-3- (4-hydroxyphenyl) phenylacetone. It is a new type of natural skin whitening agent recently developed abroad, mainly distributed in the skin and root bark of juicy fruits such as apples and pears. Rhizodermatin can be used in facial mask, skin cream, lotion and essence. Pearl white crystalline powder, soluble in ethanol and acetone, almost insoluble in water.