Butter vs. palm? tiny study tests Oils' impact on weight

NCT ID NCT04975763

Ongoing Knowledge-focused Sponsor: Ohio State University Source: ClinicalTrials.gov ↗

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

Summary

This small pilot study looks at how eating foods made with soybean oil or palm oil every day for four weeks changes blood fatty acids and body weight in overweight adults. Sixteen participants will try both oils in a crossover design. The goal is to see if people can stick with the diet and whether the oils have different effects on blood fats and weight.

What this could mean

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

Active substance: soybean oil and palm oil
What this could lead to: If successful, this could help understand how different dietary oils affect body weight and blood fat levels, potentially guiding future nutrition advice.
What could go wrong: This is a very small pilot study with only 16 participants, so results may not apply broadly. It is designed to gather preliminary data, not to prove any health benefit.

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.

Obesity obesity disorder Overweight

As listed by the trial registrant

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

OVERWEIGHT AND OBESITY

Contacts and locations

Locations

The Ohio State University Human Nutrition Laboratory

Columbus, Ohio, 43210, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.