Personalized protein plans could help older adults stay strong
NCT ID NCT07436936
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This completed observational study enrolled 200 adults aged 50-75 to understand how their unique metabolism, gut bacteria, and other factors affect their protein needs. Researchers aim to group people into 'metabolic clusters' and create personalized nutrition recommendations. The goal is to improve dietary guidelines for healthy aging and prevent muscle weakness.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this could lead to personalized dietary guidelines that help older adults maintain muscle strength and overall health as they age.
- What could go wrong
- This is an observational study, so it won't directly test a treatment. The findings may not apply to everyone and need further validation in larger trials.
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.
- Participants
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200 people
The number who actually took part.
- Started
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Jul 2024
- Finished
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Jan 2025
- Lead sponsor
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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.
Who is studied
The cohort of the proposed study consists of 200 adults aged 50 to 75 years, who are recruited from two different research centers (Eurecat and AZTI) in Spain.
- Ages
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50 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide 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 * Women or men * Age: ≥ 50; ≤ 75 years * BMI: 18.5-35 kg/m² and stable weight for at least 3 months (without weight gain or loss \>3 kg). * Ability to read, write, and speak in Catalan or Spanish. * Signing of the informed consent form. Exclusion Criteria * Age ≤ 49 or ≥ 76 years * BMI: ≤18.5; ≥ 35 * Pregnant or lactating women * Presence of chronic or autoimmune disease or metabolic condition that significantly alters nutritional requirements, such as: type I diabetes, celiac disease, inflammatory bowel disease, chronic kidney disease, severe liver disease, uncontrolled thyroid disorders, cancer, food allergies or intolerances, musculoskeletal disorders, moderate or severe cognitive impairment, or immobilization in the last 6 months. * Alcohol consumption:Men: Consuming 4 or more Standard Drink Units (SDUs)\* per day or 28 SDUs per week. Women: Consuming 2 or more Standard Drink Units (SDUs)\* per day or 17 SDUs per week. * Individuals currently participating or who have participated in a clinical trial involving medications or nutritional intervention within the last 30 days before study inclusion. * Recent use of antibiotics in the last two weeks.
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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
Locations
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Fundació Eurecat
Reus, Tarragona, 43202, Spain
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