Yerba mate is an herb native to South America and is used to make the national drink of Argentina, Paraguay, Uraguay and Southern Brazil. The yerba mate tree is a species of the holly family. In fact, yerba mate is consumed 6 to 1 over coffee in these countries.
Yerba mate is often described as a beverage with the energy kick of coffee, the smooth flavor of traditional tea, the healing components of herbal tea and the feel-good factor of chocolate. In fact, the yerba mate plant contains caffeine, theophylline and theobromine, the stimulants also found in coffee, tea and chocolate.
Generally, the caffeine content of a yerba mate beverage is typically more than black tea but less than coffee.