While it's hard to beat that first cup in the morning to kick-start your brain, mainlining caffeine throughout ... A South American alternative to tea, yerba mate (or just mate) is traditionally ...
gtc.ox.ac.uk Part 45 contains a trio of topics beginning with ‘Y’. Yerba maté, a fairly well-known herbal tea, contains caffeine, which accounts for its association with sports performance. Yohimbine, ...