Caffeine Half-Life Calculator
Find out how much caffeine is still in your system at bedtime.
Initial dose
95 mg
Still in system
95.0 mg
% remaining
100%
24-hour decay curve
Half-life 5h is the common average. Some people clear caffeine in 3h, others in 8–10h (smokers faster, pregnant slower).Tip: <50 mg by bedtime usually means solid sleep.
关于此工具
Caffeine's half-life is roughly 5-6 hours but varies a lot by person. Enter what you drank and when, and see how much caffeine is still circulating at any hour. Helps r/Coffee and r/productivity people plan afternoon cups.
相关工具
更多可能对您有用的健康与健身。
其他分类
在找别的工具?浏览目录中的其他内容。
赞助推荐
- Like this site? You'll love our weekly newsletter
One new tool, one fresh Reddit pain point, every Friday. No spam.
以下部分链接为联盟推广链接。如果您通过这些链接购买,我们可能会获得佣金,您无需支付任何额外费用。