If you know about Yerba Mate then we need not say much about this tea. This Yerba Mate loose-leaf tea is completely organic, sustainably sourced, and delicious. For those who are less familiar, yerba mate is a South American tea that has a high caffeine content. It is super delicious, packed with natural goodness, and acts as a natural energy booster. We love having this in the morning to get the day going!