The following are some of the reasons why there are small bumps on the labia: 1. No vulvar itching and other discomfort is considered normal, this may be vulvar sebaceous gland hyperplasia, no special treatment, pay attention to local hygiene, usually wash the vulva with warm water can. 2. If there is vaginitis, cervicitis, etc. will cause increased vaginal discharge, vulvar itching is easy to stimulate the local cause of small bumps. 3. If you have an unclean sex life, it can cause warts and genital herpes, which can easily lead to pimples on the vulva and also cause local itching, pain and odor. The actual fact is that you will need to go to the hospital for further examination to find out the reason for the reasonable conditioning, if it is acne or pseudo warts need laser treatment; if it is herpes need to be treated with acyclovir; if it is folliculitis need external rubbing erythromycin, etc.