Rosario study to reveal which diet is best for your heart
NCT ID NCT07247487
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at how different diets—vegan, vegetarian, and omnivorous—affect heart and metabolic health in adults aged 18 to 65 living in Rosario, Argentina. Researchers will measure things like cholesterol, blood sugar, body fat, and blood pressure. The goal is to understand the health benefits and risks of each diet pattern, but no treatment or diet change is given.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 105 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Dec 2025
An estimate. Start dates often move.
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- 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
Adults aged 18-65 years from Rosario, Argentina, following a vegan, vegetarian, or omnivorous diet for ≥1 year. Generally healthy, BMI 18.5-30. Excludes pregnant or breastfeeding women, high-performance athletes, individuals with major diseases, problematic alcohol or drug use, recent blood transfusions, or those unable to complete study procedures.
- Ages
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18 to 65 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: * Adults aged 18 to 65 years. * Residence in the city of Rosario or surrounding areas. * Without major diseases. * BMI \>18.5 and \<30. * Adherence to a vegan, vegetarian, or omnivorous diet for at least 1 consecutive year at the time of recruitment. Exclusion Criteria: * Acute or chronic diseases (cancer, infections, heart disease, or others), gastrointestinal disorders affecting diet, diabetes mellitus, chronic kidney or liver disease, or any other condition that could affect study outcomes. * Food allergies or intolerances that substantially affect the individual's usual diet. * Pregnant or breastfeeding women. * High-performance athletes (\>15 hours per week of high-intensity physical activity). * Use of medications that could affect study outcomes, including antihypertensives, lipid-lowering drugs, hypoglycemic agents, glucocorticoids, and anti-obesity drugs. Note: vitamin, mineral, or other dietary supplements are not exclusion criteria. * Problematic use of alcohol or other drugs. * Simultaneous participation in another clinical trial. * Inability (physical or psychological) to perform the procedures required by this study. * Blood transfusions within the last 3 months.
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
2 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Consultorios Prisma
RECRUITINGRosario, Santa Fe Province, 2000, Argentina
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Universidad del Centro Educativo Latinoamericano
RECRUITINGRosario, Santa Fe Province, 2000, Argentina
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