Did a 2-year diet change slow aging? scientists check years later.

NCT ID NCT05651620

First seen Nov 01, 2025 · Last updated May 22, 2026 · Updated 24 times

Summary

This study checks on people who took part in a 2-year calorie restriction trial about 10 years ago. Researchers want to see if the diet changes led to lasting improvements in health and aging. About 216 adults are being followed to measure biological age and overall health.

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Contacts and locations

Locations

  • Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University

    Boston, Massachusetts, 02111, United States

  • Pennington Biomedical Research Center

    Baton Rouge, Louisiana, 70808, United States

  • Washington University School of Medicine

    St Louis, Missouri, 63110-1010, United States

Conditions

Explore the condition pages connected to this study.