Urolithin A Improves Immune Cell Function and Mitochondrial Health in Middle-Aged Adults: Results from a Randomized Controlled Trial
Written by Alexa Heathorn, MS, CNS. Four weeks of daily urolithin A supplementation (1,000 mg) improved immune cell composition, increased naïve CD8⁺ T cells, enhanced mitochondrial function, and reduced markers of immune exhaustion in healthy middle-aged adults, supporting its potential role in promoting immune resilience and healthy aging.





