The color of labia is not the same for everyone. Some people may be light pink, while others may be dark brown red. Some people have two colors of labia minora, pink inside and crimson or even black outside.
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In fact, the natural color of labia is not important and does not affect people's health. But skin color, the development of labia minora, eating habits and the habit of wearing clothes and trousers may all be related to the change of color.
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What is certain, however, is that too frequent sexual life will lead to the blackening of the labia, including the vaginal opening and the inner and outer labia. During sexual life, it is a normal physiological phenomenon that the labia is repeatedly stimulated by external friction for a long time, leading to an increase in local pigmentation.
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In addition, due to endocrine disorders, dramatic changes in hormone levels before and after childbirth can also lead to pigmentation and blackening of labia. In addition, long-term irregular menstruation, drug stimulation, chronic inflammation, diabetes and so on. It may also cause the labia to turn black.