What caffeine is in yerba mate?
This South American beverage contains caffeine, theobromine, and theophylline. Caffeine content varies between 0.7% and 1.7% of dry weight, concentrated in the leaves. Besides caffeine difference, green tea has lighter, arid taste, and shorter steep time compared to yerba mate. The caffeine content depends on the brewing method and varies between 20mg and 180mg per … Read more