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Protein powder boosts diet results in new study

NCT ID NCT07549308

Disease control Sponsor: Second Affiliated Hospital, School of Medicine, Zhejiang University Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

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

Summary

This study looked at whether adding a whey protein supplement to a reduced-calorie diet helps overweight and obese adults lose more weight and improve their metabolism. A total of 110 people aged 25-35 with a BMI of 24 or higher took part. The results will help guide better dietary advice for weight management.

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

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

110 people

The number who actually took part.

Started

Feb 2024

Finished

Oct 2024

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

25 to 35 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Age 25-35 years old, no gender restrictions * Body mass index (BMI) ≥ 24 kg/m² * Voluntary consent and signed informed consent form Exclusion Criteria: * Age \< 25 years or \> 35 years * Current use of medications that may affect weight or energy balance (e.g., lipid-lowering drugs, antidiabetic drugs, appetite suppressants), or other protein supplements * Presence of acute or chronic viral hepatitis, abnormal liver function (ALT or/and AST \> 3 times the upper limit of normal), kidney disease (serum creatinine \> upper limit of normal), diabetes, malignant tumors, or cardiovascular diseases * Gastrointestinal disorders that affect food digestion and absorption (e.g., chronic diarrhea, constipation, severe gastrointestinal inflammation, active peptic ulcer disease, post-gastrointestinal surgery) * Psychiatric disorders * Allergies to product ingredients or presence of inborn metabolic disorders * Pregnancy or lactation * Other conditions deemed unsuitable for participation in the study by the researchers (e.g., severe diseases not listed in the exclusion criteria)

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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.

Obesity Overweight

Contacts and locations

Locations

  • The Second Affiliated Hospital, Zhejiang University School of Medicine

    Hangzhou, Zhejiang, 310009, China

More trials for these conditions

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