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Protein supplement shows promise for preventing muscle loss in seniors

NCT ID NCT07309120

Disease control Sponsor: Chang Gung Memorial Hospital 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a daily leucine-enriched protein supplement could help adults aged 60 and older who are starting to lose muscle strength and mass. Over 12 weeks, 60 participants took two sachets each day and had their muscle mass, grip strength, and walking speed measured before and after. The goal was to see if simple nutrition could slow or reverse early muscle decline.

What this could mean

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

Active substance
leucine-enriched protein supplement
What this could lead to
If it works, this could point toward a simple nutritional approach to slow or reverse early muscle loss in older adults.
What could go wrong
This is a small, completed study with only 60 participants, so results may not apply to everyone. Dietary supplements often show modest effects, and long-term benefits are uncertain.

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

60 people

The number who actually took part.

Started

Dec 2021

Finished

Jun 2023

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

60 to 90 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: 1. Willing to provide written informed consent. 2. Participants who attend health check-ups at Songshan District, Taipei City, or at the Wellness Cultural Village, or who have participated in the pilot study. 3. Adults aged 60 years or older, male or female. 4. Able to ambulate independently. 5. Meets at least one of the following sarcopenia criteria: Grip strength: Men \< 28 kg; Women \< 18 kg Gait speed: \< 1.0 m/s Muscle mass (appendicular skeletal muscle mass / height²): Men \< 7.0 kg/m²; Women \< 5.7 kg/m² Exclusion Criteria: 1. Impaired renal function. 2. Allergy or intolerance to protein supplements. 3. Currently undergoing cancer treatment. 4. Autoimmune diseases. 5. Assessed by a physician as unsuitable to participate.

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As listed by the trial registrant

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

Low muscle mass Low muscle strength Low physical function

Contacts and locations

Locations

  • Chang Gung Memorial Hospital

    Taoyuan, Guishan, 333, Taiwan

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