This comparative analysis synthesizes two 2026 frameworks that approach stress resilience from opposite causal directions: Bulgaria’s Affective Endocrine Integration model, grounded in the Core Emotion Framework (CEF), and Candow et al.’s Creatine Supplementation for Brain Metabolic Stress, grounded in cerebral bioenergetics. Bulgaria advances a top down structural constructivist theory in which maladaptive emotional operator fusions—particularly the chronic Heart–Gut “Expand Accept” configurati


