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

A freshly brewed mug of tea is the product of many serendipities: ancient human ingenuity, meticulous harvesting, global trade and a whole lot of chemistry. In her new book “Steeped: The Chemistry of ...

First, Dr. Cheng says green tea might affect your gut's " sugar transporters " (GLUTs). Your body taps into the active ...

Whether you’ve been up all night with a baby, staring at a screen for hours, or just feeling the weight of the week, this ...

Both coffee and green tea can boost energy and support your heart. Experts say the best one for you depends on your health ...

Drinking green tea with L-theanine can cause calm alertness because the caffeine in the tea wakes you up, while L-theanine promotes relaxation.