Why Testing Your Vitamin D Can Safeguard Your Sight episode artwork

EPISODE · Mar 19, 2026 · 6 MIN

Why Testing Your Vitamin D Can Safeguard Your Sight

from Natural Eye Care with Dr. Marc Grossman, Holistic Optometrist · host Dr. Marc R Grossman, OD, L.Ac.

We explain why vitamin D3 matters for eye health, where research points across dry eye, glaucoma, macular degeneration, diabetic retinopathy, and cataracts, and how to make smart, test-guided choices. We share target intake ranges, personal practices, and a simple plan: don’t guess, test.• vitamin D3 as a hormone shaping inflammation, immunity and oxidative stress• widespread deficiency due to limited sun, diet and indoor life• target serum 25(OH)D levels and common intake ranges for seniors• links between low D and dry eye symptoms• associations with glaucoma risk and optic nerve resilience• protective signals in macular degeneration and retinal cells• connections to diabetic retinopathy through vascular health• cataract risk patterns in people with low vitamin D• practical steps: test first, supplement with D3Visit us at naturaleyecare.com where we can do a free basic consultation with you on the phone. If you need an individual consultation for cataracts, you can contact Dr. Grossman through his website.If you have any questions, call us at 845 475 4158And if you don't already subscribe to this podcast, please subscribe and review us.

We explain why vitamin D3 matters for eye health, where research points across dry eye, glaucoma, macular degeneration, diabetic retinopathy, and cataracts, and how to make smart, test-guided choices. We share target intake ranges, personal practices, and a simple plan: don’t guess, test. • vitamin D3 as a hormone shaping inflammation, immunity and oxidative stress • widespread deficiency due to limited sun, diet and indoor life • target serum 25(OH)D levels and common intake ranges for seni...

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Why Testing Your Vitamin D Can Safeguard Your Sight

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Frequently Asked Questions

How long is this episode of Natural Eye Care with Dr. Marc Grossman, Holistic Optometrist?

This episode is 6 minutes long.

When was this Natural Eye Care with Dr. Marc Grossman, Holistic Optometrist episode published?

This episode was published on March 19, 2026.

What is this episode about?

We explain why vitamin D3 matters for eye health, where research points across dry eye, glaucoma, macular degeneration, diabetic retinopathy, and cataracts, and how to make smart, test-guided choices. We share target intake ranges, personal...

Is there a transcript available for this episode?

Yes, a full transcript is available for this episode. You can read the complete transcript on the episode page.

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