We asked registered dietitians to explain green tea's caffeine content, factors that affect how much caffeine is in each cup, and how green tea stacks up to other caffeinated drinks. Green tea ...

Let’s get into it! Before we jump into the nitty-gritty of caffeine content, let’s talk about what white tea actually is. Black, green, white, yellow, puerh, and oolong teas all come from the ...

Rooibos tea, native to South Africa, is a caffeine-free and antioxidant-rich beverage. It helps in lowering stress levels and ...

You could expect coffee drinkers to have worse symptoms than tea drinkers, due to the higher caffeine content, but it depends how much you drink. Pregnant women should “limit their intake of ...

Warmth: Ginger tea provides a warming effect, making it more comforting in winter compared to green tea. Caffeine Content: Green tea contains caffeine for an energy boost, while ginger tea is caffeine ...

Coffee: Drinking two to three cups of coffee daily offers the most heart health benefits, providing an antioxidant boost and ...

Some energy drinks are worse for you than others. Here's how seven popular brands stack up — and how to caffeinate safely.

To determine whether reported improvements in brain function for older adults are solely due to caffeine in green tea or whether other components play a role, ITO EN researchers led a double-blind ...