The following common reasons for black are:
1, sexual life is too frequent
Frequent sexual life will darken the private parts.
The following detailed answer about what is black is poked here.
2. Pigment accumulation: changes in endocrine or hormone levels, mainly considering pregnancy, childbirth, abortion and aging.
What if it's black below? How to restore white and pink?
(1) In terms of living habits, wear less tight clothes, reduce friction, try to wear cotton underwear and boxer shorts.
(2) In diet, eat more green leafy vegetables and fruits, supplement the body with vitamin C, accelerate the body's metabolism, and help to decompose melanin in the body.
(3) Exercise and strengthen physical exercise. The process of sweating is also a process of detoxification. Moreover, exercise can also strengthen the body's metabolism. Do you want to turn white and pink?
(4) Use professional whitening cream to decompose melanin, extract it from plants, and decompose melanin in the body. Specially used for female private parts, safe and antiallergic.