The treatment of active freckles includes daily care, topical medication, phototherapy and so on. 1. Daily care: avoid the environmental ultraviolet rays and physical factors that lead to active tyrosinase, such as avoiding excessive exposure to sunlight, eating more fresh vegetables and fruits, and avoiding staying up late. 2. Topical medication: If freckles are not very serious, then TCA solution or phenol solution can be given to spot-coat freckles, improper use of which is prone to hyperpigmentation, scarring, etc., so choose with caution. 3. Photoelectricity treatment: If the effect of medicine to remove freckles is not good, then strong pulse light can be given to remove pigment cells to improve freckles, generally it needs several times of treatment and attention to scientific care after treatment. Finally, for those who have active freckles and are willing to improve them, it is suggested that they should go to regular medical institutions for consultation.