Improvement of yellowish skin and enlarged pores can be done through general treatment, medication and medical aesthetics. 1. General treatment: patients should try to avoid staying up all night, which will reduce the skin’s repair and metabolism; regular skin cleansing to avoid the accumulation of keratin; daily recommended light diet, avoid spicy and stimulating food. 2. Medication: Patients can use skin care products containing niacinamide, arbutin, or vitamin C and other ingredients. 3. Medical aesthetics: patients can inject hyaluronic acid or photorejuvenation to improve the problem of yellowish skin and enlarged pores. If the problem is accompanied by closed acne, you can also use salicylic acid, fruit acid and other regular chemical skin resurfacing. For patients with yellowish skin and enlarged pores, it is recommended to go to a regular hospital in time for standardized treatment under the guidance of a professional doctor.