Caffeine: How much is too much? - Mayo Clinic
Mar 06, 2020 · Up to 400 milligrams (mg) of caffeine a day appears to be safe for most healthy adults. That's roughly the amount of caffeine in four cups of brewed coffee, 10 cans of cola or two "energy shot" drinks. Keep in mind that the actual caffeine content in beverages varies widely, especially among energy drinks. Caffeine in powder or liquid form can ...
DA: 56 PA: 47 MOZ Rank: 28