No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
Ready to participate?
Review the details below, then apply to join this clinical trial.
At a Glance
Age
18 – 40
Sex
Any
Study type
Observational
Participants needed
300 (estimated)
Sponsor
Salzburger Landeskliniken · Other
Who this trial is looking for
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This observational study aims to investigate the impact of different dietary patterns on brain tissue biomarkers in healthy young adults by measuring blood levels of NfL and GFAP.
The primary research question is: Do vegan, vegetarian, or omnivorous diets influence NfL and GFAP levels?
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* Healthy individuals who have followed a vegan, vegetarian, or omnivorous diet for at least one consecutive year
* Aged between 18 and 40 years
* Provision of written informed consent
Exclusion Criteria:
* Diagnose neurological disorders (e.g. neurodegenerative, inflammatory,…
Inclusion Criteria:
* Healthy individuals who have followed a vegan, vegetarian, or omnivorous diet for at least one consecutive year
* Aged between 18 and 40 years
* Provision of written informed consent
Exclusion Criteria:
* Diagnose neurological disorders (e.g. neurodegenerative, inflammatory, autoimmune, infectious, vascular)
* Eating disorders
* Excessive alcohol consumption
* Pregnancy
* Recent moderate to severe infection (within the past 12 weeks) , including SARS-CoV-2
* Recent trauma, injury, or surgery (within the past 12 weeks)
* Significant BMI fluctuations (\>5 points) within the last year
* Patients who have been using Proton pump inhibitors (PPIs) for an extended period (e.g., 1 month).
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