Simple cases of hyper pigmentation can be treated with aloe vera gel. Try to get a fresh leaf and split it to remove the gel. Apply this on clean skin and leave for about 20 minutes. Always use sunscreen when going out.Other remedies include rubbing a peeled raw potato into the affected area.
In order to inculcate a daily routine to get rid of the problem of hyper pigmentation, follow simple practices daily. Mix a teaspoon each of milk powder, honey, lemon juice, and almond oil. Apply on the face and wash after 15 minutes. This brings a shine to the skin and removes darkness due to tanning. Powder oatmeal and mix with yogurt and tomato juice. Keep this paste on the face for about half hour and wash with cold water.Applying a mix of turmeric powder along and lime juice removes the tan; since lime juice is natural bleach. Dried and powdered orange peels mixed with yogurt also help reduce blemishes. Grind soaked almonds with milk into a fine paste and apply on the face and neck. If you can, leave this on overnight. Some other quick fixes are wet mud and diluted ammonia (a teaspoon to a glass).
In order to avoid mosquito bites, keep eucalyptus leaves around the house, and apply mild oil on the body.
answered by G M