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Plant-Based and Plant-Predominant Diets Among Healthcare Students: A Systematic Review
Raman Abbaspour1, Sarah E Weisbrodt2, Samal Nauhria3
1Temerty Faculty of Medicine, University of Toronto, Toronto, CAN.
Cureus
|August 4, 2025
Summary
Vegetarian diets benefit health sciences students
Area of Science:
- Nutrition Science
- Psychology
Background:
- Health sciences students face significant academic and psychological stress.
- Dietary choices may influence well-being in this population.
Purpose of the Study:
- To systematically review the impact of vegetarian diets on the physical and mental health of health sciences students.
- To synthesize current evidence on health outcomes associated with vegetarianism in this demographic.
Main Methods:
- Comprehensive literature search across major databases.
- Adherence to Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines.
- Inclusion of 22 relevant studies.
Main Results:
- Vegetarian diets linked to reduced chronic disease risk (e.g., coronary heart disease, obesity).
- Associated with improved cardiovascular and metabolic health markers (e.g., lower systolic blood pressure, smaller waist circumference).
- Mental health outcomes showed mixed results, with some studies indicating potential risks for anxiety and disordered eating.
Conclusions:
- Vegetarian diets demonstrate clear physical health benefits for health sciences students.
- The psychological effects of vegetarian diets in this population require further in-depth investigation.
- Nuanced research is needed to understand the scope and mechanisms of mental health impacts.
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