Dark spots on the face may be freckles, chloasma, blackheads, etc., which need to be eliminated by choosing medication and physical therapy for the cause. 1. For freckles, hydroquinone cream can be applied externally as prescribed by doctor, which can help to reduce pigmentation; trichloroacetic acid can be used for corrosion and stripping; laser treatment such as picosecond laser can be used for targeted removal. 2. For chloasma caused by, can follow the doctor’s advice to use 3% of hydroquinone cream, azelaic acid cream, etc. to inhibit melanin synthesis; the use of fruit acid, salicylic acid, etc. can promote pigmentation, reduce the color of pigmentation; picosecond laser laser and other laser treatments can be removed from the pigment. 3. For blackheads caused by, topical adapalene and other retinoids can dissolve microcomedones and pimples; benzoyl peroxide can kill Propionibacterium acnes, anti-inflammatory and mild dissolution of pimples; fruit acids, etc. can improve the enlarged pores, dissolve keratin, reduce the follicle clogging, and can reduce and prevent the production of blackheads. It is recommended that people with black spots on the face go to a regular hospital in time to clarify the cause and standardize the treatment under the guidance of the doctor.