Could a Pre-Surgery diet boost weight loss?

NCT ID NCT05291741

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether following a very low calorie diet before bariatric surgery helps patients lose more weight and feel more satisfied. 85 adults who were eligible for surgery took part. Researchers compared the very low calorie diet to standard dietary advice.

What this could mean

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

Active substance

very low calorie diet (VLCD)

What this could lead to

If it works, this could show that a very low calorie diet before bariatric surgery helps patients lose more weight and feel better about the process.

What could go wrong

This is a small, completed study with no phase designation, so results may not apply to everyone. The diet is very restrictive and may be hard to follow.

Disclaimer Read more

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.

obesity disorder Weight Loss

As listed by the trial registrant

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

Contacts and locations

Locations

  • Steno Diabetes Center Aarhus

    Aarhus, Denmark