9 papers analyzed
These studies suggest that taking 400 mg of caffeine daily is generally safe for healthy adults.
9 papers analyzed
Caffeine is a widely consumed stimulant found in various beverages and foods. Its safety and potential health effects have been extensively studied, particularly concerning its consumption levels. This synthesis aims to address whether it is safe to take 400 mg of caffeine at once, based on the findings from multiple research papers.
General Safety of Caffeine Consumption:
High-Dose Caffeine Effects:
Potential Risks and Side Effects:
Based on the reviewed research, consuming 400 mg of caffeine at once is generally safe for healthy adults, particularly those who are habitual caffeine consumers. However, it is important to consider individual sensitivity to caffeine, as it can cause sleep disturbances and anxiety in some people. For children, adolescents, and pregnant women, lower intake levels are recommended due to insufficient data on the safety of higher doses.
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