Protein showdown: animal vs. plant – which is better for your blood sugar?

NCT ID NCT03994367

Recruiting now Knowledge-focused Sponsor: University of Missouri-Columbia Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This study looks at how different sources of protein (animal vs. plant, and whole foods vs. protein powders) affect blood sugar control and insulin sensitivity in people with metabolic syndrome. Researchers will measure blood sugar levels over 24 hours and use a special test to see how well the body responds to insulin. The goal is to understand which type of protein might be better for metabolic health.

What this could mean

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

Active substance: High-protein diets from animal or plant sources (whole foods or isolates)
What this could lead to: If successful, this could help clarify whether the source of dietary protein matters for blood sugar control and insulin sensitivity, potentially guiding future nutrition advice for metabolic syndrome.
What could go wrong: This is an early-stage observational/mechanistic study, not a treatment trial. Results may not lead to direct health recommendations, and individual responses to diet can vary widely.

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Conditions

The condition(s) this trial relates to.

abdominal obesity-metabolic syndrome glucose metabolism disease metabolic syndrome X

As listed by the trial registrant

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

GLUCOSE METABOLISM DISORDERS METABOLIC SYNDROME METABOLIC SYNDROME, PROTECTION AGAINST

Contacts and locations

Locations

University of Missouri School of Medicine
RECRUITING

Columbia, Missouri, 65212, United States

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