Yerba Mate

Yerba mate contains slightly less caffeine than coffee but more than most types of tea, providing a balanced, jitter-free energy boost. An average cup contains about 70 to 85 milligrams of caffeine, compared to roughly 95 milligrams in a standard cup of coffee. The drink provides sustained energy because it also contains theobromine, the same stimulant found in chocolate.

Yerba mate is traditionally prepared by steeping the leaves of the Ilex paraguariensis plant in a hollowed-out gourd. It is consumed through a metal straw called a bombilla, which filters out the crushed leaves. In South American countries like Argentina and Uruguay, sharing a single gourd among friends is a common social ritual.

Traditional yerba mate has a distinct earthy, bitter, and grassy flavor profile that can take some getting used to. The bitterness comes from the natural tannins in the leaves, and the flavor is heavily influenced by how the leaves were dried and aged. Many commercial brands now sell flavored yerba mate mixed with citrus or herbs to soften the harsh taste.

Some medical studies have linked the consumption of very hot, heavily steeped yerba mate to an increased risk of esophageal cancer. However, researchers attribute this risk primarily to the high drinking temperature scalding the throat, rather than the yerba mate leaves themselves. Letting the beverage cool slightly before drinking via a bombilla significantly mitigates this risk.