After allowing it to be absorbed by the skin for a about half an hour, wash it away with Reetha powder or Soapnut powder. Do not wash away the oil with strong soaps and shampoos. Oil is the best moisturiser and a coolant. It can prevent colds in summers. The rubbing also increases circulation on the skin and prevents several skin diseases. Coconut oil has antifungal and antibacterial properties. Coconut oil helps in healing the skin.