Five-year-old girl nipple under the small bumps is not normal, considering that may be due to cysts or physiological precociousness, it is recommended to go to the hospital in time for a detailed examination. 1. cysts: considering that it may be due to dietary irregularities and other factors caused by cysts in the area, you can first use antibacterial drugs for treatment, such as cefixime dispersible tablets and other drugs, if necessary, you can choose to carry out surgical excision under the guidance of the doctor. 2. Premature physiological maturation: premature physiological maturation may lead to organ instability, which is prone to increase the possibility of sex hormone-dependent diseases; it is also prone to affect the growth and development, such as height; it may affect the psychological development, which may cause psychological disorders. Hormone level disorders in the body, premature supplementation, and excessive nutrition in the daily diet are all important triggers that cause precocious puberty in children. The small bumps underneath the nipple of a five-year-old girl may also be related to other reasons, and it is recommended to go to the hospital for a detailed examination in a timely manner. The above medication should be used in accordance with medical advice.