Caffeine, but not other phytochemicals, in mate tea (Ilex paraguariensis St. Hilaire) attenuates high-fat-high-sucrose-diet-driven lipogenesis and body fat accumulation - ScienceDirect
Caffeine in Tea | Telsaan Tea
Yerba Mate Caffeine Content & Other Ingredients - Tea Allure
Caffeine And Tea - Your Guide To Caffeine Content In Tea (vs Coffee)