The Root Cause Medicine Podcast · Rupa Health

Why You Must Take These 30 Nutrients to Maintain Good Eye Health with Dr. Rudrani Banik: Episode Rerun

March 27, 2025·53 min·3 clips

Macular degeneration is described as more common than Alzheimer’s and Parkinson’s combined.

The host frames eye health as brain health. He opens with the claim that macular degeneration is the number one neurodegenerative disease in the world, then builds that idea into a functional-medicine map that links the retina, the brain, and the processes that quietly wear both down. Dr. Rudrani Banik joins. She is introduced as a neuro-ophthalmologist with more than 20 years of experience, the founder and owner of Envision Health NYC, and an author whose books include Beyond Carrots and Visionary Kitchen. The conversation keeps circling back to cause. Oxidative stress, mitochondrial dysfunction, and inflammation are named as the three forces that work together beneath the macula, and the host keeps asking for the plain-language version of what that means for real people. The episode also stays practical. Blue light blockers become a live demo topic, with discussion of how much the darker lenses can block, why lighter lenses may still feel useful during the day, and why the answer to daytime wear is more nuanced than a simple yes or no. The darker pair matters more at night. Banik explains that the very dark lenses can strip away most color, leaving red as one of the only colors that still reads clearly, which makes them poor tools for work that depends on color discrimination. The host keeps pressing for use cases. That leads to a grounded exchange about when the glasses are worth wearing, when they are mostly a comfort choice, and how much of the blue-light conversation is really about sleep rather than a universal rule. The episode's nutrition-and-lifestyle framing hangs over the conversation. It spends more time on why natural interventions matter than on reducing eye care to a checklist. The tone stays measured. The host summarizes, affirms, and then asks the next practical question, which keeps the technical material approachable. The close is community-minded. It ends with a warm thanks, a reminder that positive reviews help the show reach new listeners, and a clear sense that the conversation is meant to educate people who want better tools for protecting their vision.

As heard by us

Macular degeneration is framed through brain health, then turned into practical advice on everyday eye care.

Macular degeneration is treated here as more than an eye problem. The framing pulls it back toward brain health, with oxidative stress, mitochondrial dysfunction, and inflammation doing much of the explanatory work. Dr.

Read the full review in PlayNext →

Why you'd press play

If your eyes feel tired, dry, or screen-worn, start here.

Read the full recommendation in PlayNext →

Listen to the show on

Apple Podcasts Spotify

Play clips from this episode More from The Root Cause Medicine Podcast