Obesity linked to higher kidney stone risk, new study investigates

NCT ID NCT03704350

First seen Jun 27, 2026 ยท Last updated Jun 27, 2026

Summary

This study looks at how being obese might increase the amount of oxalate your body makes, which can lead to kidney stones. Researchers will give 40 adults (half obese, half not) a special diet and measure their urine oxalate levels. The goal is to understand the link between obesity and oxalate production to help develop future stone prevention methods.

What this could mean

Our plain-language read of the trial. This is informational only โ€” not medical advice or a prediction.

Active substance
controlled diet
What this could lead to
If successful, this study could reveal how obesity increases kidney stone risk, paving the way for new prevention strategies.
What could go wrong
This is a small observational study (40 people) with no direct treatment. Results may not apply to everyone, and it won't immediately change clinical practice.

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Conditions

The condition(s) this trial relates to.

Kidney Calculi nephrolithiasis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • University of Alabama at Birmingham

    Birmingham, Alabama, 35233, United States

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