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Exercise GI Distress Caffeine Gut Trial

Exercise GI distress caffeine gut trial tests race caffeine dose in three practice sessions—coffee accelerates colon motility unpredictably if never trialed pre long run.

Exercise GI distress caffeine gut trial tests race caffeine dose in three practice sessions—coffee accelerates colon motility unpredictably if never trialed pre long run. Lower dose or switch to caffeine tabs if coffee laxative effect too strong.

Stop caffeine if reflux flares. Sleep cutoff still applies evening.

Common questions

  • Can caffeine cause GI issues running?

    Yes—coffee can accelerate bowel urgency. Trial race caffeine doses in three long practice runs before event day.

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