Gut bacteria shift after Weight-Loss surgery: new study reveals clues

NCT ID NCT07277465

First seen Jan 07, 2026 · Last updated May 15, 2026 · Updated 19 times

Summary

This study looked at 60 people with severe obesity who had weight-loss surgery. Researchers checked their gut bacteria and hormone levels before and 6-12 months after surgery. The goal was to see how the bacteria change and if those changes relate to better health. This is an observational study, not a treatment trial.

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Contacts and locations

Locations

  • FISABIO

    Valencia, 46017, Spain

Conditions

Explore the condition pages connected to this study.