Fruit acid changes the skin. It means changing skin with fruit acid. That is, using high concentration of fruit acid to exfoliate. Promote the exfoliation of aging cuticle. Accelerate the renewal of epidermal cells in a very small number of keratinocytes. Eliminate the proliferation of elastic fibers in dermis. It has a good curative effect on superficial acne scars. It can also improve the large pores. But it takes a lot of treatment to eliminate acne scars. But the advantage is safety and no side effects. If you want to do it. Yes, Shanghai Yimei Huagang Plastic Surgery Hospital has seen it.