PsychRounds: The Psychiatry Podcast Nutritional Psychiatry with Dr. Laura Lachance
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Dec 3, 2025 Dr. Laura Lachance, a psychiatrist and researcher focused on nutritional psychiatry, dives into the fascinating link between diet and mental health. She explains the Antidepressant Food Score, highlighting nutrient-rich foods like leafy greens and seafood. Lachance discusses the EASE-GAD trial, revealing how omega-3s can help alleviate anxiety, and the cost-effectiveness of the Mediterranean diet. She emphasizes the importance of tailored nutrition approaches and advocates for incorporating these principles into clinical practice for better mental health outcomes.
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Healthy Eating Can Cost Less
- Preparing whole Mediterranean-style foods at home can be cheaper than ultra-processed diets.
- Shop intelligently and focus on fruits, vegetables, legumes, nuts, and olive oil to save money.
EASE-GAD Pilot And Results
- EASE-GAD was a pilot trial pairing Mediterranean dietary counseling with high-dose omega-3 for GAD.
- The diet-plus-omega-3 group had a 14-point greater drop in Beck Anxiety Inventory scores than waitlist.
Omega-3 Effects Beyond Inflammation
- Correcting omega-3 deficiency affects more than inflammation; it restores membrane composition and neurotransmitter function.
- Omega-3s integrate into neuronal membranes and influence transport, fluidity, and vesicle packaging.