The black pigmentation of spots on the face may be skin pigmentation such as freckles, chloasma, or post-inflammatory hyperpigmentation. Different diseases are treated differently, and commonly used treatments include medication, physical therapy and so on. 1. Freckles: It is suggested that patients should do a good job of sun protection on the face. Intense pulse light, Q laser and other physical treatments can be adopted for treatment. 2. Melasma: after the diagnosis of this disease, it can be treated with topical depigmenting agents, such as hydroquinone cream, azelaic acid cream, etc.; topical fruit acid, chemical peeling treatment; or oral tranexamic acid and other medicines; it can also be treated with laser treatment, which can destroy the pigment particles and reduce chloasma. 3. Post-inflammatory hyperpigmentation: Generally, topical decolorizers, such as hydroquinone cream and retinoic acid ointment, can be used to reduce the pigmentation; oral antioxidant drugs, such as vitamin C and vitamin E, can also be taken. If necessary, combined with laser treatment to improve hyperpigmentation. It is recommended that the patient according to their own situation, timely to the regular hospital dermatology consultation, follow the doctor’s instructions reasonable treatment. When using medication, strictly follow the doctor’s instructions, not blindly self-medication.