Uterotoxic spots are usually caused by endocrine disorders in the patient’s body or the accumulation of metabolic waste in the body, which cannot be discharged normally, resulting in black spots on the body surface. The phenomenon of melanin pigmentation on the patient’s skin is also caused by irregular life and regular late nights. The black spots that appear on the body of elderly people are a kind of uterine toxicity spots, which usually appear naturally in the skin when a person is too old, caused by the disruption of the endocrine balance of the body when a person is too old. Patients should pay attention to rest and use less cosmetics, which will slowly eliminate the symptoms of the spot, and also do a good job of sun protection when patients go out to prevent excessive ultraviolet light, and eat more fresh fruits to prevent it.