Causes of skin darkening

summary

There are many people who are very white when they are born. With the growth of age, more and more melanin will precipitate, which makes us turn black slowly. Besides skin aging, there are other factors. So what causes skin to turn black

Causes of skin darkening

First: in the diet, we should pay attention to, such as: shrimp, walnuts, black sesame and other food, often eat will cause excessive melanin precipitation, because these foods are rich in copper, zinc, iron elements, often eat food containing these elements will cause skin darkening.

Second: also, in the hot summer, we should not be exposed to the sun, because the ultraviolet rays in the sun will stimulate the melanin in the skin, make the skin black, and also cause the growth of freckles. Moreover, long exposure to ultraviolet rays will also make the skin loose and wrinkle.

Third: there are many diseases can also induce skin darkening, such as endocrine diseases, malnutrition, etc., will make the skin dark, no luster, chronic liver disease will lead to macular or eye circles darkening, there is also skin disease, which will also cause skin darkening.

matters needing attention

In daily life, don't eat too much food containing copper, iron and zinc. In addition, in summer, don't expose yourself to the sun for a long time, because ultraviolet rays do great harm to the skin and it is an important cause of skin darkening. Therefore, we should pay special attention to it.