Black spots on hands may be related to hyperpigmentation, age spots, pigmented nevi, etc. They can be removed through medication and physical therapy according to the causes.
1. Hyperpigmentation: it may be caused by local sun exposure, trauma or skin disease, which leads to hyperpigmentation. You can apply vitamin E cream, hydroquinone cream and other medicines to inhibit the formation of melanin and lighten the spots, and eat more food rich in vitamin C and glutathione.
2. Age spots: It is a benign skin disease, usually grows on the back of the hand and the head and face. It can be treated with drugs such as hydrogen peroxide solution and zinc nitrate compound solution, and if necessary, it can be treated with strong pulse light, scraping and excision.
3. Pigmented nevus: it is related to ageing and ultraviolet irradiation to a certain extent, generally it does not need special treatment, and can also be removed by laser treatment.
It is suggested that patients should seek medical treatment in time to clarify the cause, strictly follow the doctor’s instructions for treatment, and do not blindly use medication on their own.