The Connection Between Gut Health and Mental Health
Medically Reviewed by Mark Hrymoc, M.D., Chief Medical Officer, double-board certified in General & Addiction Psychiatry Over the past decade, research has uncovered a powerful connection between the gut and the brain that has reshaped how we understand mental health. This relationship, known as the gut-brain axis, describes the communication between the digestive system and the central nervous system. Scientists now recognize that the gut microbiome—the community of microorganisms living in our intestines—plays a significant role in regulating mood, cognition, and stress response. Understanding how gut health influences mental well-being can help individuals make lifestyle choices that support both emotional and physical health. The Gut-Brain Axis Explained The gut and brain are connected through a network of pathways involving the vagus nerve, immune signaling, and hormones. This bi-directional communication means that gut health can influence brain function and vice versa. The gut microbiome produces neurotransmitters such as serotonin, dopamine, and …