Stevia is a sweet natural herb extract from the leaf of Stevia Rebaudiana that does not contain calories. It is many times sweeter than sucrose and makes an excellent alternative for sugar. Stevia may: Assist in maintaining a healthy digestive system. May be used with your toothpaste. Two drops on your toothbrush may help prevent the formation of plaque. Can be used as a natural sweetener. Does NOT contain calories. This herb has been used for hundreds of years in the diets of various cultures in South America and Asia and it is considered to be a safe and a very beneficial herb. Use: In powder approx. 1/8 of a teaspoon of powder or 6-8 drops will supply significant sweetness to beverages or cooking or as a sweetener for tea or coffee.