Adrenaline Blends Yerba Maté and Guayusa is 100% certified organic. This blend is un-smoked, tumble dried, Kosher and Good Trade certified. The Adrenaline Blend is 90% Yerba Maté and 10% Guayusa with no additives, flavors or preservatives, making this a perfect choice for individuals looking for a strong "pick me-up" in the morning or afternoon. Yerba Maté is rich in vitamins, minerals and matein that energize your body and mind. Please take time to educate yourself about the benefits of this great plant native to South America.