Black, red and rough skin on both sides of the face may be related to physiological factors such as dry climate, followed by dry eczema, atopic dermatitis, facial and neck follicular erythema nigricans and other diseases, and it is recommended to choose the general treatment, medication and other ways to deal with it. 1. Physiological factors: Dry climate, skin dehydration and other physiological factors may lead to black, red and rough skin on both sides of the face. It is recommended to apply appropriate moisturizing products, pay attention to skin management and drink more water to help improve facial symptoms. 2. Dry eczema: The black, red and rough skin on both sides of the face is considered to be related to dry eczema, and patients should avoid frequent rubbing of the face. You can follow the doctor’s advice moisturizing, topical glucocorticoid drugs, such as hydrocortisone, etc., to reduce inflammation and other effects. 3. Atopic dermatitis: the skin on both sides of the face is black, red and rough, considering atopic dermatitis, patients need to keep the local clean, you can apply hydrocortisone, tacrolimus ointment, etc. under the guidance of the doctor, which can alleviate the symptoms of the face, and play an anti-inflammatory effect. 4. face and neck follicular erythema nigricans: face and neck follicular erythema nigricans is considered to be black and red roughness of the skin on both sides of the face and neck, can be used externally under the guidance of the doctor Vitamin A cream, if necessary, the carbon dioxide fractional laser treatment. There are many reasons why the skin on both sides of the face is dark, red and rough, after excluding physiological factors, it is recommended that the patient consult a doctor for examination to clarify the cause of the disease.