Hello Main causes of dark circles include stress, allergy, nutritional deficiencies, sunlight exposure, lack of sleep etc For more information you can read my health tip on dark circles available on practo healthfeed "Under Eye Dark Circles: Fighting The Menace" by Dr.Vaibhev Mittal - https://www.practo.com/healthfeed/under-eye-dark-circles-fighting-the-menace-29547/post

Dark circles are usually due to mental stress or sleeplessness or dryness or nutritional defficiencyor exposure to sun etc . Please identify the cause and follow accordingly.