Hyperpigmentation in the forehead area can be caused by post-inflammatory hyperpigmentation in the forehead area or by UV exposure. It can be improved by tranexamic acid, niacinamide and hydroquinone cream. In order to improve the hyperpigmentation of the forehead, the production of melanin can be reduced on the one hand and the transport of melanin on the other. The treatment can be carried out with niacinamide plus tranexamic acid or niacinamide plus arbutin. At the same time, patients can also use hydroquinone cream externally under the guidance of the doctor to improve hyperpigmentation. When the patient’s forehead area occurs pigmentation, it is recommended to do a good job of sunscreen; need to improve the treatment is recommended to regular hospitals, under the guidance of professional doctors for symptomatic treatment.