Blackheads are usually caused by sebaceous gland secretion, abnormal keratinization of hair follicle opening and other conditions that lead to secretions blocking the hair follicle, and secretions from the hair follicle opening are formed after oxidation by air. You can use topical medications and acid peels to remove them, and you should also improve your lifestyle. 1. Topical medication: blackheads are usually caused by factors such as excessive keratinization of the pore surface, which can be treated by using medications such as Vitamin A cream and Adapalene to dissolve and remove pore clogs. 2. Fruit acid peeling: you can apply fruit acid on the local skin with more blackheads, and then use alkali to neutralize, so that the pore keratinization of the material off, to achieve the purpose of removing blackheads. It is also necessary to improve lifestyle habits such as avoiding spicy stimuli, ensuring adequate sleep, and avoiding self-squeezing blackheads to prevent further pore enlargement. If patients want to remove blackheads, it is recommended to go to a regular medical institution for standardized treatment, do not blindly use medication on their own, so as to avoid adverse consequences.