The most common cause of red nodules on the vulva is folliculitis, or boils caused by folliculitis. It is also important to look for skin allergies, such as allergies to soaps, vulvar lotions, and allergies to new brands of underwear or sanitary napkins. Skin diseases can also cause vulvar nodules, the most common in gynecology is due to some inflammatory diseases caused by vulvar nodules, such as vulvitis, vaginitis, vaginitis, mycosis fungoides, trichomoniasis, bacterial vaginitis, these will cause an increase in leukorrhoea, which will stimulate the vulva with red nodules, so when there are red vulvar nodules, or should go to the hospital for examination to find the cause of the red nodules. to look for the cause.