Nag Champa and Vanilla Incense Sticks Tulasi is a natural tranquilizer and its aroma has calming properties. In aromatherapy, it is valued for its relaxing properties, as a natural antidepressant. Nag Champa and Vanilla incense is one of the most versatile and popular scents used in aromatherapy. It relaxes the mind and body, improves mood, reduces stress, and promotes sleep.