Freckles on hands usually do not need treatment, and those who need it can use medication or physical therapy. Freckle is a kind of brown dotted pigmented spots, mostly female, the main treatment for freckles on hands is medication or physical therapy, medication includes local erosion, chemical peeling, using trichloroacetic acid solution or phenol spot coating, but it may cause scarring or pigmentation disorders, and it is seldom used nowadays. Specific medication should be prescribed by the doctor. Physical treatment mainly refers to Q-switched ruby laser with wavelength of 694nm, emerald green gem laser with wavelength of 754nm, etc., which have good curative effect. The treatment of freckles should be carried out in professional hospitals, and daily attention should be paid to avoiding sunlight and using sun blocker when going out.