Citrus Fruits. Citrus fruits, particularly lemons, which contain vitamins A, B and C as well as calcium, phosphorus, potassium and fiber, are blood-cleansing foods.
Another great way to reduce oil production in the scalp is by breaking up the grease before it gets into your body. To do this, every morning drink 1 pint of warm water with the juice of 1 lemon squeezed in. Add to this 1 pinch of himalayan salt, and half a teaspoon of cayenne pepper.
Using This Dandruff Home Remedy. For severe cases of a dry itchy scalp, or if you have no way of purchasing Olive Oil Shampoo, another good Dandruff Home Remedy you can use is Pure Virgin Olive Oil for a dry scalp treatment. It's important to heat the olive oil but use commonsense, you don't want to fry your scalp!