If there are small particles in the vulva without discomfort, it is normal and caused by the sebaceous glands, it is usually not necessary to treat them. If the body resistance is low vulva infection will cause folliculitis and local skin allergies, local eczema, etc. will also cause a small pimple best to identify the cause of reasonable treatment, usually pay attention to vulva hygiene, do not scratch the local skin to avoid causing local skin damage, usually local available potassium permanganate cleaning disinfection. It is also recommended to change underwear to wear loose, cotton underwear, if the local eczema can be external rubbing furnace glycerine can stop itching.