Most common cause for dark circles they say is coz of lack of sleep, fatigue and anemia.

Dehydration is also one other cause.

Its important to figure out the cause for it buddy. Sometimes they claim it as hereditary.

1.Improve intake of water. Reduce salt in food if possible. Salt dehydrates body a lot.

2.Ensure u r sleeping atleast 7-8 hrs per day

3. Caffeine is supposed to be a good home remedy for dark circles. You can place tea bags every night on your eyes for about 15-20 min and do not wash off until morning.

4. In case you dont like to place tea bags, apply eye creams with caffeine in it on the skin around eyes. Almond oil is also a suggested remedy for dark circles.