In the long human effort to heal the wounds that trauma leaves on the mind and body, researchers are now asking whether a shift in how the brain fuels itself might offer relief where current treatments fall short. A review of sixteen studies, published in Frontiers in Psychiatry, finds early biological and behavioral signals suggesting that ketogenic therapy could influence the metabolic and inflammatory pathways underlying PTSD — a condition touching millions who have survived the worst moments of their lives. The evidence, drawn largely from animal models and very small human cohorts, is not