MSG study: could a common flavor booster alter digestion?

NCT ID NCT00862017

Completed Knowledge-focused Sponsor: Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether taking monosodium glutamate (MSG) for several days changes how quickly the stomach empties and how the body uses protein from a meal. Thirteen healthy volunteers took MSG or salt supplements. The goal was to see if MSG affects digestion through receptors in the mouth and stomach.

What this could mean

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

Active substance: monosodium glutamate (MSG)
What this could lead to: If it works, this could help scientists understand how MSG affects digestion and protein use in the body.
What could go wrong: This is a very small, early study in healthy people, not patients. It only looks at digestion markers, not any disease or symptom. Results may not apply to the general population.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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As listed by the trial registrant

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

HEALTHY

Contacts and locations

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Locations

Centre de recherche sur volontaires

Bobigny, 93, France

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