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.
7. Massage your scalp daily to stimulate circulation and promote hair growth. You can use a natural oil to do your scalp massage. Recommended oils include carrier oils like castor oil, jojoba oil and coconut oil, and essential oils like tea tree oil, peppermint oil and rosemary oil.