Many use l-theanine to improve stress disorders, mood and sleep hygiene. Yes. While black tea has less caffeine than coffee, it’s still a caffeinated beverage. Black tea has about 47 milligrams ...

“Black tea can have an astringent effect at the intestinal level, causing constipation or increased irritability of the colon,” according to the nutrition team at wellness company Marta Masi. Despite ...

Teas offer a variety of health benefits such as supporting metabolism, promoting heart and gut health, relieving stress, ...

To brew the perfect cuppa, Arthur suggests keeping the water just shy of boiling at 160-180F / 71-82C, letting the leaves ...

In a startling revelation for the nation's tea enthusiasts, it turns out some of us might not have been brewing our cuppas ...

Who does not consume an herbal tea regularly? Well, the variety of flavors available together with its relaxing, antioxidant ...

Globally, caffeine is a widely used stimulant typically consumed through drinks such as coffee, tea, and energy drinks ... you should consider the caffeine content of the supplement.

However guidance has been issued over food supplements containing caffeine, sometimes from multiple ingredients such as kola nuts, guarana and certain tea leaves such as black tea. Caffeine is ...

People taking caffeine supplements and powder should take into account other sources like tea, coffee and energy drinks, to avoid consuming dangerous amounts of the stimulant, the Food Standards ...

Guidance has been issued regarding food supplements containing caffeine, which can sometimes be derived from multiple sources such as kola nuts, guarana and certain types of tea leaves like black ...