Reap the numerous benefits of basil by using this 100% pure essential oil-it will refresh your mind and rejuvenate your senses. Basil 100% pure essential oil. 10ml. Imported. Add approximately 6 drops of fragrant oil to warm water in your oil burner or vaporizer. Always ensure that there is sufficient water for the oils, and never burn oils without water. Fragrant oils should never be used directly on the skin. Application to skin may increase sensitivity to sunlight. Keep away from children.