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Coffee: Gut Health Boost or IBS Risk?

2/2/2026

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Summary

Story summary

Dr. Emily Leeming, a dietitian at King’s College London, says caffeine can stimulate gut contractions and aid digestion for some people.
However, it may worsen symptoms for people with irritable bowel syndrome.
Regular coffee consumption is linked to better gut health due to its polyphenols and fiber content.
Leeming advises consuming caffeinated coffee before noon and switching to decaf or herbal tea in the afternoon to maintain gut health.

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Story summary

Dr. Emily Leeming, a dietitian at King’s College London, says caffeine can stimulate gut contractions and aid digestion for some people.
However, it may worsen symptoms for people with irritable bowel syndrome.
Regular coffee consumption is linked to better gut health due to its polyphenols and fiber content.
Leeming advises consuming caffeinated coffee before noon and switching to decaf or herbal tea in the afternoon to maintain gut health.