Ashwagandha also known Indian Ginseng has a wide range of health benefits. It boosts your supply of antioxidants and regulates the immune system and reduces inflammation hypertension and stress. Direction to use: Take 1 tsp (5 gm) mixed in warm water/hot milk twice a day or as directed. You can make a tea of Ashwagandha by boiling the powder in water for 10 minutes.