Yerba mate, along with tea and coffee, is one of the world’s most popular caffeinated beverages. Widely consumed in South America, this remarkable plant is rich in diverse, bioactive compounds that contribute many health benefits. Yerba mate, along with tea and coffee, is one of the world’s most popular caffeinated beverages. Widely consumed in South America, this remarkable plant is rich in diverse, bioactive compounds that contribute many health benefits. Evolution Agriculture Phys.org – latest science and technology news stories