Melanin is the pigment that makes the skin darker. When the skin is exposed to ultraviolet rays, it promotes the secretion of melanin, which makes the skin darker. Melanin is synthesized from tyrosine, one of the amino acids, and linoleic acid, a material component of soy milk, has the function of preventing cells from producing the enzyme necessary for this synthesis.

It is said that the effect of linoleic acid skin beautification, with the current market sales of arbutin whitening cosmetics are no less compared to the role of a fairly strong inhibition of melanin. From the current research, only when the soybean milk in the body decomposition, to produce inhibit melanin synthesis of linoleic acid, to have the role of skin whitening, and not that a lot of drinking soybean milk or put it on the body will be able to make the skin white.

Soybean milk (Soybean Milk), a traditional Chinese drink, the earliest soybean milk for the Western Han Dynasty King Liu An production. Soybeans will be soaked in water and then ground, filtered, boiled and made. Soymilk is very nutritious and easy to digest and absorb. Unlike milk in the West, soymilk is a very Chinese national food, widely popular in the Chinese region.