... of problems, such as chlorosis of the skin, dark and light spots,wrinkles, etc.. Even worse, it will destory the excrete balance ... that caused by the oxygen shortage,such as dark and light skin, wrinkles, looseness, pigmentattion and the conventional skinproblems.4.Oxygen ... , tiny wrinkles, fleck, black circles of the eyes, dark and light color of the face, etc.. Lots ofgirls’ skin become dry ...