May Sale! An instant tea, with the sweet taste of Stevia. A refreshing, all-natural way to lose weight, boost energy and stimulate alertness. Yerba Maté (pronounced YER-bah MAH-tay) is a naturally energizing tea with a smooth, slightly sweet taste that comes from the infusion of yerba maté and stevia leaves. This non-jittery boost may aid your diet and exercise plan as well as combat allergy symptoms. No GMO (Genetically Modified Organisms).