Health professionals are explaining that diet plays a crucial role in mental health. Carly Zimmer, a registered dietitian-nutritionist at OSF HealthCare, acknowledges that although a nutritious diet cannot replace mental health treatments, it can significantly enhance mental well-being.

Several foods are known to offer mental health benefits. Fatty fish such as salmon, tuna, and herring, are packed with omega-3 fatty acids, which help reduce inflammation—an issue linked to anxiety and depression. Probiotic-rich foods like yogurt, kefir, and sauerkraut, along with prebiotic foods like whole grains, fruits, vegetables, nuts, beans, and seeds, support good gut health. This is important as many serotonin receptors, which help with mood and sleep, are located in the gut. Foods rich in magnesium, such as nuts and beans, help regulate cortisol, the stress hormone. Tryptophan, an amino acid found in turkey and eggs, helps produce serotonin when paired with complex carbohydrates, thus improving mood and sleep.

On the other hand, certain foods can worsen mental health. Processed foods like candy, pastries, and potato chips can cause inflammation and blood sugar spikes, leading to mood swings and general feelings of unwellness. Excessive caffeine can overstimulate the nervous system, causing jitters and anxiety, while alcohol can lead to lethargy and sadness.

Zimmer recommends making small, manageable dietary changes and building upon them over time. This gradual approach can lead to healthier habits and improvements in both physical and mental health.