Butter vs. fake fats: which is worse for your health?
NCT ID NCT00617435
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looked at how different types of trans fats—one from dairy products and one from processed foods—affect insulin resistance in obese women. Sixty-six participants were given special diets to compare the effects. The goal was to understand if natural trans fats are less harmful than industrial ones.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
vaccenic acid enriched diet, elaidic acid enriched diet, control diet
What this could lead to
If successful, this could clarify whether natural trans fats from dairy are less harmful than industrial ones, guiding healthier dietary recommendations.
What could go wrong
This is a small, completed observational study with only 66 participants. Results may not apply to men or non-obese individuals, and dietary effects can vary widely.
Disclaimer
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the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Centre de Recherche en Nutrition Humaine Auvergne
Clermont-Ferrand, 63000, France
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Centre de Recherche en Nutrition Humaine Rhônes-Alpes
Lyon, 69000, France