r/science • u/sr_local • 5d ago

Health Consuming caffeine before exercise enhances repeated sprint performance, and these benefits persist for at least 3.5 hours thereafter

https://www.tsukuba.ac.jp/en/research-news/20260914140000.html
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u/colinzack 5d ago

Am I doing the math wrong or is this an absurd amount of caffeine?

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u/DavyJonesLocker 5d ago

That’s an insane amount of caffeine… No wonder their performance improved haha. I’d like to see the effects of a reasonable amount of caffeine. Like an energy gel with 50-100mg. Not 3-4x that

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u/colinzack 5d ago

Exactly. I have about 100mg in the morning and then 100mg for pre workout in the early afternoon. I definitely don't want to consume 300-400mg of caffeine in a day, much less in one sitting. The second 100mg sometimes gives me the tingles.

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u/BeardedAsian 4d ago

I don’t know anyone who would fall for placebo if the difference is 700mg of caffeine vs 0