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
The Quad: Yerba mate came to California canned and commercialized, but has a storied history - Daily Bruin