Evidence-Based Resources

Eye Health Research Hub

Science-backed guides on vision nutrition, macular health, blue light protection, and supplement research. Written and reviewed by qualified health professionals.

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Lutein and Zeaxanthin: What the AREDS2 Study Really Showed About Macular Protection

The AREDS2 trial is the most significant nutrition study for eye health in decades. We explain what it measured, what it found, and what the results mean for choosing a supplement with these carotenoids.

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Blue Light and Digital Eye Strain: Separating Science from Marketing Hype

Blue light glasses are everywhere β€” but what does the evidence actually say? We examine the research and explain which nutritional strategies have genuine scientific backing for screen-related eye fatigue.

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LPS Toxins, Gut Barrier Integrity, and Retinal Inflammation: The New Frontier in Vision Science

Scientists have identified LPS toxins β€” produced by gut bacteria β€” as a potential contributor to retinal inflammation. This article examines what the research shows and how gut-targeted formulas like VisiFlora approach this mechanism.

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Astaxanthin for Eye Health: What Makes It Different From Other Carotenoids?

Astaxanthin can cross the blood-retinal barrier β€” a unique property among carotenoids. We review controlled studies on astaxanthin supplementation, visual fatigue, and retinal circulation support.

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Why Night Vision Declines With Age β€” and the Nutrients That May Help

Difficulty driving at night is one of the most common age-related vision complaints. We explain the physiology behind dark adaptation decline and the role of vitamin A, bilberry, and zinc in supporting low-light visual performance.

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How to Choose an Eye Health Supplement: 7 Things to Look For (and 3 Red Flags)

Not all eye supplements are created equal. Our research team outlines the key criteria for evaluating vision supplements β€” from ingredient dosing and clinical backing to manufacturing standards and red flags to avoid.

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Bilberry Extract and Eye Health: Traditional Use Meets Modern Research

Bilberry has been used medicinally for centuries β€” but what does modern clinical research say about its anthocyanins, retinal antioxidant activity, and role in supporting visual clarity and microcirculation?

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The 20-20-20 Rule Isn't Enough: A Complete Guide to Managing Digital Eye Strain

Millions of people now spend 8–12 hours daily in front of screens. We review the full spectrum of strategies β€” from workspace ergonomics to the specific nutritional interventions with the strongest evidence base.