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How much daily caffeine consumption is safe for adults?

Retry Correct Incorrect The safest amount of caffeine for adults to drink per day is between 300 and 400 milligrams. Those who are caffeine sensitive can get by with less, but people really shouldn’t go over 400 milligrams.

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Joe Raedle/Getty Images

Joe Raedle/Getty Images

How much daily caffeine consumption is safe for adults?

• 900-1,000 milligrams
• 100-200 milligrams
• 600-700 milligrams
• 300-400 milligrams