Using genetics and metabolism to personalize weight-loss diets

Nutrigenetics and Nutrigenomics for Precision Weight-Loss Diet Interventions

['FUNDING_R01'] · TULANE UNIVERSITY OF LOUISIANA · NIH-11385311

This project looks at whether genetic and blood-based metabolic information can help tailor weight-loss diets to reduce after-meal blood sugar spikes and hunger for people trying to lose weight.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorTULANE UNIVERSITY OF LOUISIANA (nih funded)
Locations1 site (NEW ORLEANS, UNITED STATES)
Trial IDNIH-11385311 on ClinicalTrials.gov

What this research studies

Researchers will combine data and blood samples from three U.S. diet trials and a health cohort to study how people differ in blood sugar responses after meals. They will measure fasting and post-meal metabolites, compare responses to diets that differ in carbohydrate amount and glycemic index, and track changes at weeks, 6 months, and 24 months. The team will link those metabolic changes to appetite, how much people eat, energy use, and weight or cardiometabolic changes. The goal is to find metabolic and genetic signatures that explain who responds best to specific diet approaches.

Who could benefit from this research

Good fit: Adults trying to lose weight or manage blood sugar or cardiometabolic risk (for example, people with overweight/obesity or prediabetes) would be the most relevant candidates.

Not a fit: People without blood sugar or weight concerns, or those with conditions requiring specialized medical nutrition management (such as many people with type 1 diabetes), may not gain direct benefit.

Why it matters

Potential benefit: If successful, this work could help create more personalized diet plans that limit blood sugar spikes, reduce appetite, and improve weight loss and heart health.

How similar studies have performed: Previous studies have shown large individual differences in post-meal blood sugar responses and some benefit from personalized nutrition, but combining genetics and metabolomics for long-term weight-loss guidance is still relatively new.

Where this research is happening

NEW ORLEANS, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.