Naturally Driven Organic Yerba Maté Pure Leaf is packed full of nutrients. Containing high levels of slow-release caffeine, Maté can help to support energy and mental focus. ️ 55mg of caffeine ️ 40mg of potassium ️ 23mg of magnesium ️ 22mg of calcium ️ 3.5 grams of protein ️antioxidants ️ 200 x serves in each bag Yerba Maté (pronounced Mah-TAY) is a South American drink brewed from powerful dried leaves packed full of natural caffeine for energy. Unlike coffee’s "peak and crash" properties Yerba Maté contains "slow release" caffeine to give you sustained energy throughout the course of the day. Naturally Driven is the home of healthy energy drinks driven by nature’s super tea - Yerba Maté - with nothing added but nature.