Blackheads are formed due to abnormal secretion of sebum by human sebaceous glands, resulting in local hyperkeratosis and sebum stagnation at the mouth of hair follicles, which is oxidized by air. Therefore, reducing sebum secretion or stagnation is the fundamental method to improve blackheads. First of all, you need to develop good hygiene habits and do a good job of facial cleansing, which can alleviate the excessive blackheads. Secondly, you can also help clean up blackheads through local medication, physical therapy, and adjusting bad habits: 1. Local medication: If there are more blackheads, you can apply local vitamin A acid cream to reduce sebum secretion and relieve abnormal keratinization, or apply peroxide benzoyl gel, which can help kill bacteria and dissolve blackheads. Antibiotic ointments such as erythromycin, fusidic acid ointment and clindamycin can also be used to promote local skin recovery, as well as salicylic acid tincture and sulfur lotion to inhibit the growth and reproduction of bacteria, germs and parasites, reduce the free fatty acid content on the skin surface, and promote blackhead reduction. But need to pay attention to, such as the use of drugs to be used under the guidance of a doctor, allergic reactions need to be promptly discontinued; 2, physical therapy: If you feel that blackheads are very serious, affecting the work of daily life, you can also go to a regular hospital for laser treatment, cryotherapy, phototherapy and other methods to clean blackheads; 3, adjust the bad habits: want to relieve blackheads, the focus in daily life management, in addition to clean skin, but also need to pay attention to Avoid staying up late, regular work and rest, moderate exercise. Avoid eating greasy, spicy and stimulating food, light diet, and eat more fruits and vegetables to prevent blackheads.