Toxicity is rare with the consumption of caffeinated drinks. Higher levels are typically seen with caffeine supplements.

If so, this spiced chai drink will appeal Low-caffeine green tea has also beenfound to reduce ... high amounts of caffeine are linked to higher levels of anxiety. The NHS advises “drinking ...

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 ...

Consider this: an 8-ounce serving of black or green tea contains merely 30-50 milligrams of caffeine, making it virtually impossible to reach diuretic levels through regular tea consumption.

Since it’s a black tea, Earl Grey has a moderate level of caffeine, which Sanger says provides a natural energy ... a ...

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

4 at 6:05 a.m. Do you start your mornings with a potent dose of caffeine from a freshly brewed cup of Joe? Or do you prefer a slightly less caffeinated nudge from a warm and gentle cup of tea?