Mental Health and Diet

The Link Between Nutrition and Mental Well-Being

The GAIA study findings shed light on how different dietary patterns correlate with mental well-being, revealing that Whole Food Plant-Based (WFPB) eating patterns are associated with greater mental resilience, confidence, and emotional control. Nutritional choices can significantly impact a person's ability to cope with stress and maintain a positive outlook.

The Mental Health Benefits of Eating Whole Foods Plant Based Meals

The GAIA study found that people who ate WFPB reported higher levels of resilience during the peak of the COVID-19 pandemic. Majorities of vegans and WFPB respondents expressed confidence in their ability to handle personal problems, manage unexpected events, and stay on top of things, in contrast to those following a Standard American Diet (SAD). WFPB and vegan respondents were more likely to report feeling not stressed at all.

Overall, respondents adhering to WFPB regimen demonstrated greater confidence in tackling challenges, experiencing less nervousness, stress, and anger compared to those consuming SAD.

WFPB eating patterns have the potential to be a tool for promoting mental well-being and preventing burnout. Consuming un-processed, plant-based foods may enhance emotional resilience and improve Americans’ mental health.

The Standard American Diet: A Recipe for Stress and Burnout

People who ate SAD reported higher stress levels, struggled more with burnout, and experienced lower emotional well-being. The rates were even higher for the SAD respondents who contracted COVID-19.

People following a SAD pattern were more likely to report negative mental health effects after contracting COVID-19, compared to those following a WFPB or a vegan lifestyle. These effects included difficulty sleeping, worsening anxiety or depression, feelings of worry, sadness, anger, and grief, as well as changes in appetite.

The study’s data points demonstrate a strong correlation between dietary choices and mental health, with WFPB associated with improved resilience, emotional control, and reduced stress, while SAD is linked to higher stress levels and negative mental health effects. It's important to reframe WFPB as a burnout-prevention tool, not just an eating pattern.

Key findings from the GAIA study emphasize the relationship between nutrition and mental resilience in the group of study respondents who experienced COVID-19:

  • Eating WFPB meals are linked to greater mental resilience. People who ate WFPB meals reported feeling more confident in handling personal problems, controlling unexpected events, and staying on top of things.

  • WFPB eating habits correlate with reduced stress. WFPB respondents reported lower stress levels compared to those consuming SAD or vegetarian meals. A notable 51% of WFPB respondents reported feeling no stress at all.

  • SAD is associated with negative mental health. People following SAD reported higher stress levels, struggled more with burnout, and experienced lower emotional well-being.

  • Nutrition Impacts mental health after COVID-19. People following SAD were more likely to report negative mental health effects after contracting COVID-19 compared to those on WFPB or vegan lifestyle. These effects included difficulty sleeping, worsening anxiety/depression, feelings of worry/sadness/anger/grief, and changes in appetite.

  • Adopting a WFPB lifestyle improves mental resilience. The GAIA study findings suggest that embracing a WFPB lifestyle can improve mental resilience and serve as a burnout prevention tool.

  • WFPB respondents displayed greater emotional control. Respondents following a WFPB nutrition plan showed greater confidence in tackling challenges and experienced less nervousness, stress, and anger compared to SAD consumers.

  • Among participants adhering to a plant-based regimen, 65% were within a healthy BMI range, 79% were more likely to describe their eating patterns as “very healthy,” and 51% reported no feelings of stress.

Learn More About the GAIA Study Findings

Explore how different dietary patterns affect physical and mental health outcomes during global health crises.

Contact

For media inquiries, write to: lauren.hovey@clyde.us

For research study related inquiries, write to: christopher.moessner@ipsos.com

For information on The Virsa Foundation and The JIVINITI program, write to: jiviniti@thevirsafoundation.org

© 2025 Virsa Foundation, Ipsos, JIVINITI Research Program. All rights reserved.

Contact

For media inquiries, write to: lauren.hovey@clyde.us

For research study related inquiries, write to: christopher.moessner@ipsos.com

For information on The Virsa Foundation and The JIVINITI program, write to: jiviniti@thevirsafoundation.org

© 2025 Virsa Foundation, Ipsos, JIVINITI Research Program. All rights reserved.

Contact

For media inquiries, write to: lauren.hovey@clyde.us

For research study related inquiries, write to: christopher.moessner@ipsos.com

For information on The Virsa Foundation and The JIVINITI program, write to: jiviniti@thevirsafoundation.org

© 2025 Virsa Foundation, Ipsos, JIVINITI Research Program. All rights reserved.