Jun 21, 2022 · A study published in March 2019 in the American Journal of Clinical Nutrition suggests that drinking six or more cups of coffee per day may ...

Jul 18, 2019 · Several sources suggest that 400 mg of caffeine per day — the equivalent of 4 cups (945 ml) of coffee — is safe for most healthy adults ( 3 ...

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 ...

Aug 18, 2023 · A couple of cups of coffee a day is likely to be fine for most people, experts said — but people with pre-existing health conditions should ...

... Caffeine tolerance is different for everyone. You can still get some of the potential health benefits by drinking one cup of coffee a day, or even decaf.

Sep 7, 2023 · For healthy adults, the FDA has cited 400 milligrams a day—that's about four or five cups of coffee—as an amount not generally associated with ...

Apr 8, 2024 · In a meta-analysis of the effects of coffee consumption on health, Hayes and his colleagues found that drinking three to four cups a day was ...