Evidence-Based Eye Health
Eye Supplement Reviews You Can Actually Trust
We dig into the ingredient science so you don't waste money on formulas that look good on the label but don't deliver.
Featured Review
VisiFlora — 22-Ingredient Gut-Eye Formula
VisiFlora targets the gut-eye connection — combining retinal carotenoids with gut-barrier nutrients to address a root cause most eye supplements ignore. We broke down all 22 ingredients.
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Science
The Gut-Eye Connection: How Your Gut Affects Your Vision
What LPS does to your retina, and why fixing your gut might be the missing piece.
Ingredients
Lutein & Zeaxanthin: What the Research Actually Says (2026)
AREDS2 data, effective doses, and how to read a supplement label.
Buyer's Guide
Best Eye Health Supplements 2026: What to Look For
The five ingredients that matter and the red flags that signal a formula isn't worth buying.
Clinical Research
AREDS2 Formula Explained: What's In It, Who Needs It, and What's Missing
The NIH trial that changed AMD treatment — doses, findings, and what newer formulas add.
Eye Strain
Digital Eye Strain: What's Actually Happening to Your Eyes on Screens
Three simultaneous mechanisms — and what the evidence says about fixing them.
Ingredients
Taurine for Eye Health: The Most Important Retinal Nutrient You've Never Heard Of
Why ~50% of rod photoreceptor free amino acids are taurine — and what depletion does.
Reviews & Comparisons
Review
iGenics — AREDS2+ Eye Formula
20 mg lutein, bilberry 480 mg, saffron 20 mg. Exceeds AREDS2 carotenoid doses. 180-day guarantee.
Comparison
VisiFlora vs iGenics (2026)
22 vs 12 ingredients. Gut-eye axis vs high-dose carotenoids. Which fits your risk profile?
Comparison
VisiFlora vs PreserVision AREDS2 (2026)
The proven clinical minimum vs comprehensive 22-ingredient formula. Which is worth the price difference?
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More from the blog
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Astaxanthin for Eye Health: What the Research Actually Says
~550× vitamin E antioxidant capacity, crosses the blood-retinal barrier — and RCT evidence for screen eye fatigue.
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How Much Lutein Per Day for Eye Health? (The Evidence-Based Answer)
10 mg AREDS2 minimum vs 20 mg MPOD optimum — and why most adults get under 2 mg/day from food.
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Early Signs of Macular Degeneration: What to Look For (and What to Do)
Early AMD causes no symptoms — only a dilated exam can detect it. Here's every stage, risk factor, and the Amsler grid home test explained.
Eye Health Insider is written and reviewed by Eye Health Insider Editorial Team. We cite peer-reviewed research and disclose all affiliate relationships. No content on this site constitutes medical advice.
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