Chai tea – or to give it its proper name ... (you can always add milk to smooth it out a bit) and it's mostly caffeine-free. Instead, it contains theobromine which dilates your blood vessels ...
One 240 ml of brewed coffee contains an average of 95 mg of caffeine, compared with 47 mg in the same serving of black tea. Hence, coffee has twice the caffeine as an equal serving of tea. Caffeine ...
Excessive tannin consumption may lead to increased acid production, causing discomfort, bloating, or even acid reflux. 2. Caffeine Content Tea contains caffeine, albeit in smaller amounts than coffee.