Tanning is a condition that occurs when the skin is stimulated by ultraviolet light or some external stimuli, and the skin becomes pigmented very easily. The condition is genetic and there is no way to completely improve it, but you can reduce the degree of darkness through daily life. The two vitamins are very strong antioxidants and can fight free radicals to a certain extent after intake, which can inhibit the production of melanocytes and thus achieve the purpose of changing the darkness-prone body. You can also choose to apply sunscreen when you go out in your daily life, you can effectively avoid the stimulation of ultraviolet light for the skin, can inhibit the production of melanocytes, so as to achieve the effect of reducing skin susceptibility to darkness.