Herpes at the root of pubic hair turning into black dots may be caused by normal repair process, combined bacterial infection, shingles scabs and other factors. 1. Normal restoration process: herpes at the root of pubic hair may be genital herpes, which is caused by viral infection. If the herpes area is small, the pain is mild, the color turns black mainly considered and structural recovery period is related to the normal recovery process. 2. Combined bacterial infection: herpes caused by small blisters are relatively small, if the surface turns black, but also to understand whether it is related to the combined bacterial infection. If there is a bacterial infection, the blisters may become cloudy or develop a yellow fluid. If the blisters turn purple, black or red, consider that they are related to bleeding around the rash. 3. Herpes zoster scabs: In case of herpes zoster, darkening of the color after treatment of the disease may also be considered to be related to herpes zoster scabs. Herpes at the root of the pubic hair has turned into black spots, you need to pay close attention to understand the accompanying symptoms. If the symptoms are further aggravated or combined with infection, if necessary, go to the hospital dermatology department for targeted treatment.