... . What it will be when the human lack of the oxygen? Oxygen shortage of the brain dizzy, headache, tinnitus, nausea, nervousness, ... , tiny wrinkles, fleck, black circles of the eyes, dark and light color of the face, etc.. Lots of girls’ skin become dry, without shine ... acne, scabby acne, allergic acne, papilla acne, improving the appearance of lipidic skin and acne pit.3. Skin care: skin whitening ...