Fatty meal test reveals hidden clues about blood vessel health

NCT ID NCT05107869

Completed Knowledge-focused Sponsor: Medical College of Wisconsin Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Aug 11, 2026 · Updated 2 times

Summary

This study looks at how eating a high-fat meal changes levels of certain fats in the blood called ceramides, and whether those changes affect blood vessel function. Healthy adults aged 18 to 40 will eat either a meal rich in long-chain fatty acids (which raise ceramides) or medium-chain fatty acids (control). Researchers will measure blood flow and use a special microscope to check tiny blood vessels in the skin.

What this could mean

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

Active substance: High saturated fat meal
What this could lead to: If this trial shows that ceramides impair blood vessel function, it could point toward new ways to prevent or treat peripheral vascular disease.
What could go wrong: This is a small, early-stage study in healthy adults, so results may not apply to people with existing disease. The effect of a single meal may not reflect long-term risks.

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

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Conditions

The condition(s) this trial relates to.

hyperlipidemia Lipid Metabolism Disorders peripheral vascular disease

As listed by the trial registrant

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

ENDOTHELIAL DYSFUNCTION LIPID DISORDER PERIPHERAL VASCULAR DISEASE

Contacts and locations

Locations

Froedtert Hospital

Wauwatosa, Wisconsin, 53226, United States

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