But if you bring an eight ounce cup of black tea into the conversation, a single shot of espresso will still be more potent with its caffeine kick.

Research has suggested that drinks such as green tea and coffee could reduce someone's risk of dementia, but others have ...

The amount of caffeine in Teavana teas can vary depending on the type of tea and the brewing method used. Black teas have the highest caffeine content, followed by green teas, and then white teas.

Move aside matcha, golden lattes and beetroot beverages – red espresso is the latest superfood drink everyone is buzzing about. Here’s why it’s a must-try.

Natural sources of caffeine commonly include: Brewed tea Certain energy and soft drinks Coffee or espresso Cocoa Yerba ... Other brewed green teas can contain about 29 milligrams of caffeine ...

You may be surprised to find that rich and creamy hot chocolate actually has caffeine in it. But how much is there really, ...

Black tea Green tea White tea Yellow tea Dark tea Research shows these teas may provide antioxidant, anticancer, heart-protective, and antiallergic properties. These properties are thought to be due ...

Caffeine has an average half-life of about five hours, which means if you have a cup of Joe with 100mg of caffeine in it, you ...

but unlike green tea, the leaves are fully oxidized, giving them their hallmark black color. Black tea has more caffeine than green tea but fewer health-promoting catechins. Black tea varieties ...

Starbucks has many options that go beyond coffee. If you want to switch up your standard order, these are the best drinks at Starbucks that aren't coffee.

“It’s also known to help improve focus – especially when combined with caffeine,” says Packham. “Together l-theanine and caffeine can help create a sense of calm energy, as a typical cup of green tea ...

There is currently no federal guidance on how much caffeine is safe for kids and teens, although the Food and Drug ...