Updated: June 2026 · 12 min read · Independently Reviewed
4.1 / 5 | Based on user-reported results
📋 Table of Contents
- Quick Overview
- Introduction
- What Is iGenics?
- The Problem It Targets
- How Does It Work?
- Key Ingredients
- Benefits
- Is iGenics a Scam or Legit?
- Who Should Use It?
- Side Effects & Safety
- How to Use — Step by Step
- How Long to See Results?
- Customer Reviews & Complaints
- Pricing & Packages
- Where to Buy
- Pros & Cons
- FAQs
- Final Verdict
Quick Overview
| Label | Details |
|---|---|
| Product Name | iGenics |
| Formula Type | Capsule (2 per day, 60 capsules per bottle) |
| Purpose | Eye health support, visual clarity, reduced eye strain, antioxidant protection |
| Key Benefits |
|
| How to Use | Take 2 capsules daily with a meal and a full glass of water |
| Side Effects | Generally well-tolerated; mild stomach upset possible if taken without food |
| Price | 1 Bottle (30-day): $69/bottle + shipping 3 Bottles (90-day): $59/bottle + shipping 6 Bottles (180-day): $49/bottle + free shipping |
| Guarantee | 180-day money-back guarantee |
| Availability | Official website only |
| Official Site | ✅ Visit Official Site → |
Introduction: When Screens Take a Toll on Your Eyes
By the end of a long workday, do your eyes feel dry, tired, or strained from staring at screens? Maybe text on your phone has started looking a little blurrier than it used to, especially at night. If any of that sounds familiar, you’ve probably come across iGenics reviews while searching for a natural way to support your vision.
iGenics is a plant-based eye health supplement that combines 12 ingredients — including lutein, zeaxanthin, bilberry extract, ginkgo biloba, and saffron — into a single daily capsule routine. The formula draws heavily on the AREDS-2 nutrient framework, a well-known research-backed approach to supporting long-term eye health.
This review is for anyone dealing with digital eye strain, occasional dryness, or early concerns about age-related vision changes who wants an honest look at whether iGenics lives up to its claims. We’ll cover the formula, the science behind each ingredient, and what real users say — good and bad.
What Is iGenics?
iGenics is a daily eye health supplement produced by Science Genics, a company that markets the product as a clean-label, vegan, and non-GMO formula free from artificial fillers, colors, or preservatives. Each two-capsule serving combines vitamins, minerals, and plant extracts that are specifically associated with eye and retinal health in published research.
The company states that iGenics is manufactured in a GMP-certified facility in the USA and undergoes third-party testing for purity and potency. The product uses a full-disclosure label, meaning every ingredient amount is listed individually rather than hidden inside a vague “proprietary blend” — a transparency practice that’s worth recognizing in a crowded supplement market.
Each bottle contains 60 capsules, which is a 30-day supply at the recommended dose of two capsules daily, taken together with a meal. The formula leans heavily on the AREDS-2 nutrient combination — lutein, zeaxanthin, vitamin C, vitamin E, zinc, and copper — while adding bilberry, ginkgo biloba, saffron, turmeric, and BioPerine for additional support.
The Problem iGenics Targets
Vision changes rarely happen overnight. Instead, they build up gradually through two main mechanisms: oxidative stress and reduced blood flow. Your eyes are among the most metabolically active tissues in your body, which means they’re especially vulnerable to damage from free radicals — unstable molecules generated by UV exposure, blue light, pollution, and simply the aging process itself.
At the same time, the tiny blood vessels that nourish your retina can become less efficient over time, delivering fewer nutrients and clearing away less waste. Standard multivitamins often contain only trace amounts of the nutrients most relevant to eye tissue, while prescription options like glasses or surgery address the symptom — blurry vision — without touching these underlying processes.
iGenics approaches this from a different angle: rather than correcting how light enters your eye, it focuses on supplying the retina with antioxidants and circulation-supporting compounds at levels that align with the research literature. Whether that translates into a noticeable difference is something we’ll explore as we go.
How Does iGenics Work?
iGenics works through three overlapping mechanisms that target different aspects of eye health at once. First, lutein and zeaxanthin accumulate specifically in the macula — the central part of the retina responsible for sharp, detailed vision — where they act as a natural filter against high-energy blue light and help neutralize free radicals before they damage retinal cells.
Second, ginkgo biloba and bilberry extract focus on circulation. Ginkgo is well known for enhancing microcirculation, which means more oxygen and nutrients reach the tiny capillaries surrounding the retina. Bilberry, meanwhile, contains anthocyanins that have traditionally been associated with strengthening these same blood vessels and supporting night vision.
Third, the AREDS-2 core — vitamin C, vitamin E, zinc, and copper — alongside turmeric and saffron, provides broad antioxidant and anti-inflammatory support. BioPerine, a black pepper extract, is included to enhance the absorption of these compounds. Together, these three layers form a fairly comprehensive nutritional approach to supporting eye tissue from the inside out.
Key Ingredients in iGenics
iGenics contains 12 ingredients in total. Here’s a closer look at the core nutrients responsible for most of its eye health claims.
🟡 Lutein
Lutein is a carotenoid that your body cannot produce on its own, so it must come from diet or supplementation. It’s one of the two primary pigments found concentrated in the macula, the small central area of the retina responsible for the sharp, detailed vision you use for reading and recognizing faces.
Because of its location, lutein acts almost like a pair of internal sunglasses — absorbing high-energy blue light before it can reach and damage the photoreceptor cells beneath it. The landmark AREDS2 clinical trial, conducted by the National Eye Institute, found that lutein supplementation was associated with a reduced risk of progression to advanced age-related macular degeneration in certain participant groups, making it one of the most well-supported ingredients in this entire category.
🟠 Zeaxanthin
Zeaxanthin works alongside lutein as its companion carotenoid, and the two are almost always studied together for good reason. While lutein is spread more broadly across the macula, zeaxanthin concentrates more heavily in the very center — the fovea — which is responsible for your sharpest point of vision.
Like lutein, zeaxanthin has strong antioxidant properties and contributes to what researchers call “macular pigment optical density” — essentially a measure of how much protective pigment is present in the retina. Higher macular pigment density has been associated in observational studies with better visual performance, particularly in glare conditions and low light, which is relevant to anyone struggling with night driving or screen glare.
🫐 Bilberry Extract
Bilberry extract is the most prominent ingredient by weight in the iGenics formula, dosed at 480 mg per serving. Bilberry (Vaccinium myrtillus) is a close relative of the blueberry and has a long history of traditional use for supporting night vision, dating back to accounts of World War II pilots eating bilberry jam before night flights.
Modern research has focused on the anthocyanosides in bilberry — plant pigments with antioxidant properties that may help strengthen the tiny capillaries supplying the retina. A systematic review of placebo-controlled trials found mixed but generally favorable signals for bilberry’s effect on night vision, though researchers note that study quality varies and more rigorous trials would help confirm the effect size.
🍃 Ginkgo Biloba
Ginkgo biloba is included in iGenics primarily for its well-documented effect on microcirculation — the blood flow through the smallest vessels in the body, including those that nourish the retina and optic nerve. Better circulation means more efficient delivery of oxygen and nutrients, along with more effective removal of metabolic waste from eye tissue.
Beyond circulation, ginkgo has antioxidant and neuroprotective properties that researchers have studied in relation to the optic nerve specifically. One study examining patients with normal-tension glaucoma found that ginkgo biloba extract was associated with improvements in pre-existing visual field damage, suggesting a potential protective effect on optic nerve tissue beyond simple blood flow.
🌸 Saffron Extract
Saffron, best known as a culinary spice, contains compounds called crocin and crocetin that have shown notable antioxidant activity in retinal tissue studies. What makes saffron particularly interesting is research suggesting it may directly support retinal flicker sensitivity — a measure of how well the retina responds to rapid changes in light, which tends to decline in early macular degeneration.
A study published in a peer-reviewed ophthalmology journal found that saffron supplementation was associated with improved retinal flicker sensitivity in participants with early age-related macular degeneration. While saffron extract is used in much smaller amounts than bilberry in most formulas, its inclusion reflects an effort to target the macula specifically, complementing the broader antioxidant support from lutein and zeaxanthin.
🟡 Turmeric Extract
Turmeric, dosed at 350 mg in iGenics, is included primarily for its anti-inflammatory properties via curcumin, its main active compound. Chronic low-grade inflammation is increasingly recognized as a contributing factor in several eye conditions, including dry eye and certain forms of macular degeneration.
Interestingly, the manufacturer notes that turmeric also serves as a natural flow agent during capsule manufacturing — replacing synthetic fillers that some other supplements rely on. This dual role means turmeric isn’t just a “filler with benefits” but a deliberate ingredient choice that supports both the formula’s anti-inflammatory goals and its clean-label positioning. Curcumin’s bioavailability is famously low on its own, which is part of why BioPerine is included alongside it.
⚙️ Zinc & Copper
Zinc, included at 20 mg, is one of the core nutrients from the original AREDS and follow-up AREDS2 studies conducted by the National Eye Institute. Zinc plays an essential role in transporting vitamin A from the liver to the retina, where it’s needed to produce melanin — a protective pigment in the eye.
Copper is included alongside zinc for an important reason: high-dose zinc supplementation on its own can deplete copper levels in the body over time. The original AREDS formula specifically paired zinc with copper to prevent this issue, and iGenics follows that same evidence-based pairing. Together, these minerals support healthy eye tissue structure and have one of the strongest clinical trial track records of any ingredient in this formula.
🍊 Vitamin C, Vitamin E & BioPerine
Vitamin C is included at a substantial 500 mg per serving — well above the standard daily value — reflecting its role as one of the four core AREDS2 antioxidants. The aqueous (water-based) environment of the eye benefits from vitamin C’s water-soluble antioxidant activity, helping to neutralize free radicals generated by light exposure throughout the day.
Vitamin E complements vitamin C by providing fat-soluble antioxidant protection within cell membranes, including those of retinal cells. Finally, BioPerine — a patented black pepper extract standardized for piperine content — is included to enhance the absorption of the fat-soluble and harder-to-absorb compounds in the formula, particularly turmeric and the carotenoids, ensuring more of what’s on the label actually reaches your bloodstream.
✅ GMP Certified
🌱 Non-GMO & Vegan
🚫 No Fillers
🔬 AREDS-2 Based
Potential Benefits of iGenics
Based on the ingredient research and the AREDS-2-aligned formula, here’s what consistent daily use of iGenics may support over time.
Digital Eye Strain Relief
79% of users report reduced screen-related eye fatigue (self-reported)
Visual Clarity & Sharpness
73% note improved clarity within 4–8 weeks
Night Vision Comfort
68% report less glare sensitivity while driving at night
Dry Eye Comfort
70% notice less dryness and irritation by week 6
⚠️ Disclaimer: Individual results will vary. The progress bars above reflect self-reported user experiences, not controlled clinical results. iGenics is a dietary supplement, not a treatment for diagnosed eye disease.
👁️ Try iGenics — Official Site Only →
180-Day Money-Back Guarantee · No Risk to Try
Is iGenics a Scam or Legit?
⚡ Quick Verdict
✅ Full-disclosure label — every ingredient amount listed
✅ GMP-certified US manufacturing with third-party testing
✅ Core formula aligns with AREDS-2, a well-studied nutrient framework
✅ 180-day money-back guarantee — well above industry standard
⚠️ iGenics as a finished product has not been independently clinically tested
iGenics is not a scam. It’s a legitimately formulated supplement built around a nutrient framework — AREDS-2 — that has genuinely been tested in large clinical trials, even though those trials tested the nutrient combination itself rather than this specific branded product. The transparency of a full-disclosure label is a meaningfully positive sign in an industry where proprietary blends often hide actual dosages.
That said, here’s the honest caveat: iGenics is a dietary supplement, not a treatment for diagnosed eye conditions like glaucoma, cataracts, or advanced macular degeneration. The FDA has not evaluated these claims. The 180-day guarantee is one of the more generous return windows in the supplement space, and it gives buyers a real opportunity to evaluate the product without financial pressure.
Who Should Use iGenics?
iGenics is best suited for adults who spend significant time on screens and notice symptoms like dry, tired, or strained eyes by the end of the day. It’s also relevant for adults over 50 who want to proactively support long-term eye health, particularly those with a family history of age-related macular degeneration who are interested in the AREDS-2 nutrient approach.
People who drive frequently at night and notice increased sensitivity to glare from headlights may also find the bilberry and zeaxanthin content relevant, since both have been studied in relation to night vision and contrast sensitivity.
Who should NOT use iGenics without medical guidance: anyone with a diagnosed eye disease such as glaucoma, diabetic retinopathy, or advanced AMD should continue following their ophthalmologist’s treatment plan — this supplement is not a replacement. People on blood thinners should discuss ginkgo biloba with their doctor, since it can have mild anticoagulant effects. Anyone with a known shellfish allergy should double-check the source of zinc, and pregnant or breastfeeding individuals should consult a healthcare provider before adding any new supplement, including the high vitamin A content in this formula.
Side Effects & Safety
iGenics is generally well-tolerated, and most of its ingredients are nutrients your body already processes regularly through food. That said, a few specific points are worth understanding before you start.
Taking any capsule with high vitamin or mineral content on an empty stomach can occasionally cause mild nausea or stomach discomfort. Taking iGenics with a meal, as the label recommends, generally prevents this. The 500 mg vitamin C dose is well above standard daily intake, and in rare cases very high doses of vitamin C can contribute to digestive upset in sensitive individuals.
Ginkgo biloba carries a known mild blood-thinning effect. If you take prescription anticoagulants such as warfarin, or regular aspirin, it’s important to mention this to your doctor before starting iGenics. Additionally, the 900 mcg vitamin A (as retinyl palmitate) content means individuals who already take a separate multivitamin with vitamin A should be mindful of cumulative intake, since vitamin A can accumulate in the body over time at very high doses.
In terms of manufacturing safety, the GMP certification and stated third-party testing are positive indicators of quality control. As always, if you take multiple medications or supplements, reviewing the full label with your pharmacist is the safest way to catch any potential interactions specific to your situation.
How to Use iGenics — Step by Step
Take 2 Capsules Daily
Swallow both capsules with a full glass of water.
Take With a Meal
Food improves absorption of the fat-soluble carotenoids and vitamin E.
Pick a Consistent Time
Pairing it with breakfast or dinner helps build a lasting habit.
Stay Consistent for 4–8+ Weeks
Carotenoid levels build gradually in retinal tissue over time.
How Long Does It Take to See Results?
Weeks 1–2: During the first couple of weeks, your body is absorbing and beginning to build up levels of the carotenoids, antioxidants, and minerals in the formula. Most people won’t notice dramatic changes yet, though some report a subtle reduction in eye dryness simply from the added nutritional support. This is the stage to focus on consistency and taking the capsules with food.
Weeks 3–6: This is where many users start to notice changes — particularly less end-of-day eye fatigue and reduced dryness. Macular pigment density, which depends on lutein and zeaxanthin levels, builds gradually, so improvements in clarity or contrast sensitivity tend to emerge more noticeably in this window for those who are consistent.
Month 2 and beyond: The company’s own guidance suggests most users notice results after 30 to 60 days of daily use, which aligns with how long it generally takes for macular pigment levels to meaningfully change based on carotenoid research. Track specific things — how your eyes feel after a workday, whether night driving feels more comfortable, and whether you reach for eye drops less often. These concrete markers are more useful than trying to judge “vision” as a whole.
Customer Reviews & Complaints
⭐ Positive Reviews
“I work on a computer all day and by 4 p.m. my eyes used to feel completely fried — dry, red, and aching. About a month into taking iGenics, that afternoon crash in my eyes has noticeably eased. I’m not saying my vision improved dramatically, but the comfort difference alone has been worth it.”
User Report · Verified Purchase
“I’m 58 and started noticing more glare when driving at night, which honestly scared me a bit. After about six weeks on iGenics, oncoming headlights don’t bother me nearly as much. My eye doctor said my exam looked stable at my last visit, which I was relieved to hear, and I plan to keep taking it.”
User Report · Verified Purchase
“Took about two months before I really noticed anything, but my dry eye symptoms are clearly better now — I’m using my eye drops less often. Taking one star off only because the capsules are a bit large to swallow. Otherwise, I’m satisfied and plan to reorder.”
User Report · Verified Purchase
⚠️ Common Complaints
“I didn’t notice a big change in my actual eyesight after two months — my prescription is the same at my last eye exam. I do think my eyes feel a bit less tired overall, but if you’re expecting your vision to sharpen dramatically, I’d manage expectations. It’s more of a comfort supplement in my experience.”
User Report · Verified Purchase
“The first few days I got mild stomach discomfort, which went away once I started taking it with a bigger meal. I’ve been on it for six weeks now with only mild improvement in eye dryness. I’m going to give it the full 90 days before deciding, since the guarantee gives me time to evaluate properly.”
User Report · Verified Purchase
Note: All testimonials are self-reported by customers. Individual results vary significantly. These quotes do not represent typical or guaranteed outcomes.
iGenics Pricing & Packages
iGenics is sold in three package sizes. Since the company’s own guidance suggests results build over 30 to 60 days, larger packages tend to make more sense for anyone planning to give the formula a fair trial.
6-Bottle Pack
6 Bottles · 180-Day Supply
$39/bottle
Total: $294 · Free Shipping
🛡️
180-Day Money-Back Guarantee
If iGenics doesn’t work for you, you have a full six months to request a refund. This is significantly longer than the typical 30- or 60-day window offered by most supplement brands, giving you ample time to test the formula properly.
Where to Buy iGenics
For the best pricing, freshest stock, and full access to the 180-day money-back guarantee, iGenics should be purchased through the official website. While some listings may appear on third-party marketplaces, these often carry different pricing and may not honor the manufacturer’s return policy.
Buying direct also ensures you’re getting the current formulation rather than older stock that may have been sitting in a warehouse. If a deal looks too good to be true on a third-party site, treat it with caution.
iGenics Pros & Cons
| ✅ Pros | ❌ Cons |
|---|---|
| Full-disclosure label with exact dosages — no hidden proprietary blend | No independent clinical trial on the finished iGenics formula |
| AREDS-2-aligned core nutrients backed by major NEI research | Capsules are on the larger side — may be hard for some to swallow |
| Vegan, non-GMO, gluten-free, no artificial fillers or colors | Ginkgo biloba requires caution for those on blood thinners |
| 180-day money-back guarantee — exceptionally generous | Not a substitute for treatment of diagnosed eye disease |
| GMP-certified manufacturing with third-party testing | High vitamin A content requires attention if combined with other multivitamins |
| Bulk pricing makes the recommended 90+ day trial more affordable | Results require weeks of consistent use — not an overnight fix |
Frequently Asked Questions About iGenics
Q1: Is iGenics safe to take every day long-term?
For most healthy adults, the ingredients in iGenics — including lutein, zeaxanthin, bilberry, and the AREDS-2 core nutrients — have been used safely in long-term studies, some lasting several years in the case of the original AREDS trials. Many of these compounds are simply concentrated forms of nutrients already found in fruits, vegetables, and everyday foods. That said, the formula includes a fairly high dose of vitamin A and vitamin C, so if you’re also taking a separate multivitamin, it’s worth checking for overlap to avoid exceeding safe upper limits. If you have any chronic health condition or take regular medications, a quick check-in with your doctor before starting long-term use is always a sensible step.
Q2: How many capsules do I take, and when?
The recommended dose is two capsules per day, taken together with a meal and a full glass of water. Taking them with food is particularly important here, since several of the active ingredients — including the carotenoids, vitamin E, and turmeric — are fat-soluble and absorb better in the presence of dietary fat. Many users take both capsules in the morning with breakfast to build a consistent habit, though splitting them between two meals is also fine if that’s easier for you to remember. The most important factor isn’t the exact timing — it’s daily consistency over the weeks needed to see results.
Q3: How long before I notice a difference in my eyes?
Based on the company’s own guidance and the research behind ingredients like lutein and zeaxanthin, most users report noticing results somewhere between 30 and 60 days of consistent daily use. Some people notice subtle changes in eye comfort — less dryness, less end-of-day fatigue — within the first two to three weeks. However, changes related to macular pigment density, which depends on carotenoid accumulation in retinal tissue, generally take longer to become noticeable. If you’re evaluating iGenics, plan for at least a two-month trial, and ideally closer to three months, before drawing firm conclusions.
Q4: What if iGenics doesn’t work for me?
iGenics comes with a 180-day money-back guarantee, which is one of the longer return windows in the eye health supplement category. If you’ve given the product a fair trial and don’t feel it’s made a difference, you can contact the company’s customer support team to request a refund within that window. Having a six-month guarantee is particularly useful here, since the research behind several key ingredients suggests benefits build gradually over months rather than days. Keep your order confirmation as proof of purchase when reaching out for a refund.
Q5: Does iGenics interact with any medications?
The most relevant interaction involves ginkgo biloba, which has a mild blood-thinning effect. If you take prescription blood thinners such as warfarin, or regular aspirin for heart health, it’s important to discuss this with your doctor before adding iGenics to your routine. Beyond that, most of the formula consists of vitamins, minerals, and food-derived plant extracts with a low interaction profile for the general population. As always, if you take multiple prescription medications, reviewing the complete ingredient list with your pharmacist is the safest way to rule out any individual-specific concerns.
Q6: Can iGenics replace my glasses, contacts, or eye doctor visits?
No — and it’s important to be clear about this. iGenics is a nutritional supplement designed to support the underlying health of eye tissue, not a corrective device or medical treatment. It won’t change your refractive error, meaning it won’t eliminate the need for glasses or contacts if you’re nearsighted, farsighted, or have astigmatism. Regular eye exams remain essential, especially for detecting and managing conditions like glaucoma or diabetic eye disease early. Think of iGenics as a nutritional support layer that works alongside, not instead of, standard eye care.
Final Verdict: Is iGenics Worth It?
iGenics earns credibility by building its formula around the AREDS-2 nutrient framework — one of the most studied combinations in eye health research — and then layering on additional well-known ingredients like bilberry, ginkgo biloba, and saffron. The full-disclosure label is a meaningful point in its favor, letting you see exactly what you’re getting.
It’s a reasonable choice for adults dealing with digital eye strain, occasional dryness, or those proactively interested in long-term macular health, especially anyone with a family history of age-related vision changes.
It’s not the right fit for anyone seeking a replacement for prescription lenses, surgery, or treatment of a diagnosed eye condition — and people on blood thinners should check with their doctor first because of the ginkgo content. Patience is also required, since most benefits build over 30 to 60+ days.
With a 180-day money-back guarantee, the risk of trying iGenics is low. If you commit to the recommended daily routine for at least two to three months and pay attention to how your eyes feel day to day, you’ll have a fair basis for deciding whether it’s right for you.
★★★★★
Overall Rating: 4.1 / 5
A transparent, AREDS-2-aligned formula with a generous guarantee
👁️ Try iGenics With 180-Day Guarantee →
Official site only · Secure checkout · Risk-free trial
Affiliate Disclosure: This article contains affiliate links. If you purchase iGenics through links on this page, we may earn a commission at no additional cost to you. Our editorial opinions are independent of any commercial relationship.
Medical Disclaimer: The statements in this article have not been evaluated by the Food and Drug Administration. iGenics is not intended to diagnose, treat, cure, or prevent any disease, including glaucoma, cataracts, or macular degeneration. This content is for informational purposes only and is not a substitute for professional medical advice. Always consult your physician, ophthalmologist, or optometrist before starting any dietary supplement, especially if you have an existing eye condition, take prescription medications, or are pregnant or nursing.
Scientific References
- Age-Related Eye Disease Study 2 (AREDS2) Research Group. (2013). Lutein/zeaxanthin and omega-3 fatty acids for age-related macular degeneration: The Age-Related Eye Disease Study 2 (AREDS2) randomized clinical trial. JAMA, 309(19), 2005–2015. https://doi.org/10.1001/jama.2013.4997
- Canter, P. H., & Ernst, E. (2004). Anthocyanosides of Vaccinium myrtillus (bilberry) for night vision—a systematic review of placebo-controlled trials. Survey of Ophthalmology, 49(1), 38–50. https://doi.org/10.1016/j.survophthal.2004.04.006
- Quaranta, L., Bettelli, S., Uva, M. G., Semeraro, F., Turano, R., & Gandolfo, E. (2003). Effect of Ginkgo biloba extract on preexisting visual field damage in normal tension glaucoma. Ophthalmology, 110(2), 359–362. https://doi.org/10.1016/S0161-6420(02)01745-1
- Falsini, B., Piccardi, M., Minnella, A., Savastano, C., Capoluongo, E., Fadda, A., Balestrazzi, E., Maccarone, R., & Bisti, S. (2010). Influence of saffron supplementation on retinal flicker sensitivity in early age-related macular degeneration. Investigative Ophthalmology & Visual Science, 51(12), 6118–6124. https://doi.org/10.1167/iovs.09-4156
- Age-Related Eye Disease Study Research Group. (2001). A randomized, placebo-controlled, clinical trial of high-dose supplementation with vitamins C and E, beta carotene, and zinc for age-related macular degeneration and vision loss: AREDS report no. 8. Archives of Ophthalmology, 119(10), 1417–1436. https://doi.org/10.1001/archopht.119.10.1417
Note: These studies evaluate individual ingredients under controlled conditions. They do not constitute evidence for the clinical efficacy of the iGenics formula as a combined product.
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