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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.
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 dangerous, negative effects. However, there is ...
In the U.S., adults consume an average of 135 mg of caffeine daily, or the amount in 1.5 cups of coffee (1 cup = 8 ounces). [5] The U.S. Food and Drug Administration considers 400 milligrams (about 4 cups brewed coffee) a safe amount of caffeine for healthy adults to consume daily.
Caffeine safe limits for adults, children, and those with medical conditions. Includes a safe dose calculator and guidelines for consuming caffeine safely.
Healthy adults shouldn’t consume more than 400 milligrams (mg) of caffeine per day. That’s equal to about four 8-ounce cups of brewed coffee or 10 cans of cola. Teens should limit their ...
Up to 400 milligrams of caffeine a day is considered safe for most adults. However, people's sensitivity to caffeine varies. If you're bothered by headaches, restlessness or anxiety, you may want to reevaluate your caffeine intake.
Average caffeine intakes increase from about 50 mg/day in childhood (aged 2–11 years) to 180 mg/day in adulthood . This amount is about 2 mg/kg/day in children, 2.4 mg/kg/day in women, and 2.0 mg/kg/day in men.
Recommended Amount of Caffeine. For most people, it's safe to consume up to 400 milligrams of caffeine per day.
The caffeine content of your morning joe can range from 50 to over 400 mg. Many sources recommend 400 mg of caffeine per day as the safe upper limit for healthy adults.
A caffeine intake of 200 mg per dose, and up to 400 mg per day, is generally considered safe. Pregnant women should limit their daily intake to 200 mg or less.