Dullness and yellowing of the face may be caused by physiological factors such as improper diet and lack of sleep, or it may be caused by diseases such as jaundice hepatitis and hemolytic anemia, which can be relieved by general treatment and medication. 1. Physiological factors: If the face is dull and yellow due to improper diet and lack of sleep, you should ensure that your diet is reasonable in daily life, and not picky about food, partial food. At the same time to ensure adequate sleep, avoid staying up late. 2. Jaundice hepatitis: Jaundice hepatitis may also lead to dark and yellowish face, patients can take polyene phosphatidylcholine, prostaglandin and other drugs, which have the effect of stabilizing the liver cell membrane and increasing the blood supply to the liver. At the same time, to clarify the cause of the disease, if it is alcoholic hepatitis, to timely ban alcohol; if it is caused by hepatitis B, to take lamivudine, entecavir and other drugs for antiviral treatment. 3. Hemolytic anemia: patients mainly manifested as anemia, jaundice, if autoimmune hemolytic anemia, glucocorticoid treatment should be preferred, such as prednisone. If glucocorticoids are ineffective, immunosuppressants can be taken, such as cyclophosphamide and azathioprine. If there is a dark and yellowish face, after excluding physiological factors, it is recommended to go to the regular hospital for examination, and cooperate with the doctor to standardize the treatment.