91视频免费版黄,五月天国产视频,国产黄频,91精品国产亚一区二区三区老牛,丝袜毛片,伊人久久无码中文字幕,精品少妇一区二区30p

[introduction to phloretin]:
It is a new type of natural skin whitening agent recently developed abroad, mainly distributed in the peel and root of juicy fruits such as apples and pears. It can be applied to facial mask, skin cream, lotion and essence. Pearl White crystal powder, soluble in ethanol and acetone, almost insoluble in water.

[main ingredients]:
Fruit powder.
[chemical classification]:
Phloretin is a new type of natural skin whitening agent recently developed abroad. It is mainly distributed in the peel and root of juicy fruits such as apples and pears.