Small red spots after shaving legs are mainly caused by folliculitis and allergic reactions. 1. Folliculitis: In the process of shaving legs, it will cause small breaks on the skin surface of the legs, which is easy to cause bacterial infection, and the phenomenon of red spots after shaving legs may occur. 2. Allergic reaction: shaving legs will use to hair removal products, such as hair removal cream, may cause allergic reaction, may also appear red spots, some people will also be accompanied by itching symptoms. It is important to note that frequent shaving of the legs may affect the skin’s perspiration, but also make the hair thicker, the lack of leg hair to protect the skin of the legs, may increase the probability of external bacterial infections. It is recommended that patients who have small red spots after shaving legs go to the hospital in time and follow the doctor’s instructions for treatment to avoid delaying the condition.