Researches on new molecules with the least toxic effects and better potency is on its way and more attention is being given upon medicinal plants for forcing away the above problems. Medicinal plants have been recognized as potential drug candidates. Stevia, a natural sweetener with medicinal properties and also having nutritional, therapeutic and industrial importance is being used all over the world. Stevia rebaudiana leaves are usually referred to as candy, sweet and honey leaves. Diterpene glycosides are responsible for its high sweetening potential of leaves. The phytochemical properties of bioactive chemicals present in stevia leaves are involves in maintaining the physiological functions of human body. Paper also highlights the importance of nutritional aspects of dried stevia leaves, metabolism of stevia, effects of it consumption on human health and clinical studies related to stevia ingestion. Various medicinal properties of stevia leaves discussed in paper like anti-hyperglycemia, anti-oxidative, hypotensive, nephro-protective, hepato protective, antibacterial and antifungal. Basic purpose of this review to understand the medicinal potential of stevia and its acceptance as a significant raw material for human diet.