This hair growth elixir is the perfect oil for natural hair, and locs. The bottle is 4 oz. a little goes a long way. It has zero heavy greases: No coconut oil, olive oil, or castor oil, the three biggest culprits for loc buildup. The Peppermint and Tea Tree duo cleanses the follicle and increases blood flow for growth. Essential oils are expertly mixed to create a divine scent.