Green tea extract and caffeine are often combined in supplements to enhance energy, focus, and fat metabolism. When taken together, they may offer synergistic benefits but raise the risk of side ...

In this method, caffeine is extracted from tea. The type of tea that is used isn't very important (as long as it is ...

Green tea contains caffeine and tannins, an antioxidant that can mess with iron absorption. So drinking it at certain times ...

The most popular white tea grades include Silver Needle (Bai Hao Yin Zhen) and White Peony (Bai Mudan), which are the least processed and mostly involve the tea buds rather than the leaves (2). White ...