Caffeine Calculator
Track your daily caffeine intake and understand its effects
Note: This calculator helps track caffeine intake. The FDA recommends no more than 400mg of caffeine per day for healthy adults.
Individual sensitivity varies significantly.
Total Caffeine Intake
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Daily Limit Status
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Caffeine per kg body weight
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Beverages Consumed
Enter beverages and click calculate to see breakdown.
Caffeine Half-Life Calculator
Important: Caffeine affects individuals differently. Factors like genetics, medications,
pregnancy, and health conditions can significantly impact caffeine metabolism. Consult healthcare
professionals if you have concerns about caffeine consumption.