1 Now take sufficient amount of this warm coconut oil (as per your hair) and apply it directly on your roots of your hair by using finger tips. 2  Massage it for about 3 – 5 minutes to boost the circulation in your scalp.3  Wrap your hair with shower cap and leave it off for an hour or for overnight. Then dampen your hair thoroughly with warm water. 2  Now take sufficient amount of this warm coconut oil (as per your hair) and apply it directly on your roots of your hair by using finger tips. 3  Massage it for about 3 – 5 minutes to boost the circulation in your scalp.