

Food, Mood, and Function
by Molly Rapozo
How Food Shapes Mood and Brain Function
The food we eat plays a critical role in both emotional well-being and cognitive performance. In dietetics and psychology, nutrition is increasingly recognized as a key factor in managing mood and sharpening mental function.
A well-balanced diet regulates neurotransmitters like serotonin and dopamine, which influence mood, motivation, and stress resilience. Foods rich in omega-3 fatty acids—such as salmon, walnuts, and flaxseeds—help reduce inflammation and support brain communication, while processed foods high in sugar and unhealthy fats can contribute to mood swings and fatigue by disrupting gut health.

Cognition, including memory and focus, also benefits from nutrient-dense foods. Antioxidant-rich options like blueberries, red cabbage, and leafy greens help protect brain cells from oxidative stress, enhancing mental clarity and slowing cognitive decline. The gut-brain connection plays a significant role in this process—probiotic-rich foods like yogurt and fermented vegetables promote a healthier microbiome, which has been linked to improved recall and problem-solving.
By making mindful food choices, we can optimize both how we feel and how we function. Prioritizing whole, nutrient-rich foods while minimizing processed ingredients fosters sharper thinking, emotional balance, and long-term brain health. Food isn’t just fuel—it’s a tool for mental resilience and cognitive vitality.
A Balanced Plate
Putting it all together, a leafy green salad loaded with brain-boosting ingredients makes for a perfect meal. Salmon provides omega-3s for cognition, while blueberries add a sweet antioxidant punch. Walnuts bring crunch and healthy fats, and pickled red cabbage offers a tangy probiotic boost. Topped with a simple olive oil dressing, this vibrant dish nourishes both mind and mood.
Join a Free Informational Webinar

We invite you to attend our FREE Food, Mood & Function Brain Health Booster, a virtual educational presentation designed to help you understand the impact of dietary choices on your mental health and cognition.
Date: Wednesday, June 4, 2025, 12 – 1 pm
Registration: bit.ly/foodmoodfunction | 213-344-2037
About Pacific Brain Wellness & Lifestyle
Pacific Neuroscience Institute’s Brain Wellness & Lifestyle program offers virtual and in-person, individual and group sessions. Our expert team addresses the lifestyle interventions that help optimize brain health.
Join our mailing list or make an appointment for our nutrition services:
lifestyle@pacificneuro.org | 213-344-2037
1301 20th St. #100, Santa Monica, CA 90404
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About the Author

Molly Rapozo
Molly Rapozo, MS, RDN, CD, is a Registered Dietitian Nutritionist specializing in Brain Health Coaching. She provides coaching for clinical research trials at the Pacific Brain Health Center at Pacific Neuroscience Institute, where she uses a personalized list of recommendations to coach participants in optimizing wellness and avoiding disease. Molly enjoys teaching people how to make good nutrition easy to do and delicious to eat. She also provides support with sleep, stress management and exercise.
Last updated: June 1st, 2025