Other Name: Tetrahydrodiferuloylmethane;1,7-Bis(4-hydroxy-3-methoxyphenyl)heptane-3,5-dione;

Specifications (HPLC) : 98%(HPLC)（Enol form and keto form） ;
Appearance:Off white powder
Because of the strong activity of inhibiting tyrosinase, the whitening effect of this product is better than arbutin. It can effectively inhibit the generation of oxygen free radicals and radicals radicals; it has obvious antioxidant effects, such as anti-aging of human skin, restoration, pigment fading, and freckle removal respectively. This product is widely used in whitening, freckle removal, antioxidant skin care products, such as cream, lotion and essence products.

It is used as new pharmaceutical raw materials and intermediates because of its antioxidant, anti-tumor and anti-atherosclerosis effects. Use as a food additive is another new function of this product.