How Long Does Caffeine Stay in Your System?

Answer

Caffeine generally stays in your system for quite a long time. The half life is five hours, this is where most of the caffeine actually perks you up. The total time it stays in your system varies person to person.
Q&A Related to "How Long Does Caffeine Stay in Your System?"
This depends purely on how much you intake. Caffeine is eliminated through first-order kinetics, and has a half life of ~5 hours (with some individual variability). In other words
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The time it takes for the body to eliminate one half of a caffeine dose is normally between 3 to 12 hours. It is called the. half-life. of caffeine. Several factors can shorten or
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1. Manage your diet to gain more energy. Eat smaller meals, eat healthier and drink more water. Eating fruit on an empty stomach boosts the glucose level, which helps raise your energy
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The half life of caffeine, the time it takes to eliminate caffeine,...
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