This week on The Real Health podcast, Karl Henry is joined by Professor John Nolan, director of the Nutrition Research Centre Ireland, to explore the connection between nutrition, eye health and brain health.

They discuss carotenoids, the role of colourful foods, and how targeted nutrition may support vision and cognitive function as we age. John also shares insights from his new documentary, A Vision for Vision, and explains what to look for when choosing supplements, including evidence, quality and batch testing.

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