16 min watch
Feb 12, 2026
A Vision for Vision: From Irish Research to a Global Documentary
On the Sigma Nutrition Radio podcast, host Danny Lennon speaks with Prof. John Nolan about the science of ocular nutrition. They discuss how carotenoids like lutein and zeaxanthin and meso-zeaxanthin support visual performance, cognitive function, and long-term brain health. Prof. Nolan also shares insights from his clinical research and the role of targeted supplementation in reducing risk factors for age-related eye conditions.
