Tarragon is used to treat digestion problems, poor appetite, water retention, and toothache; to start menstruation; and to promote sleep. In foods and beverages, tarragon is used as a culinary herb. In manufacturing, tarragon is used as a fragrance in soaps and cosmetics.
It is also a risch source of Vitamin C, Vitamin A, and B-complex vitamin group such as folates, niacin, riboflavin, pyridoxine, etc. these work as antioxidants and also aid in metabolism.