Home Ingredients ZeaLutein® (Lutein + Zeaxanthin)
Eye HealthAntioxidant

ZeaLutein® (Lutein + Zeaxanthin)

Tagetes erecta
Evidence Level
Moderate
3 Clinical Trials
5 Documented Benefits
3/5 Evidence Score

ZeaLutein® is a branded combination of the macular carotenoids lutein and zeaxanthin, sourced from marigold (Tagetes erecta) and formulated for eye and macular health. Lutein and zeaxanthin are the pigments that concentrate in the macula, forming macular pigment that filters high-energy blue light and provides antioxidant protection. The evidence base is robust: the large AREDS2 trial and macular-pigment studies support lutein/zeaxanthin for eye health. ZeaLutein® coexists on the site with related entries including generic lutein, zeaxanthin, Lutemax 2020®, FloraGLO®, and Macu-LZ®.

Studied Dose AREDS2 used 10 mg lutein + 2 mg zeaxanthin daily; macular-pigment trials commonly use ~10–20 mg lutein/day with proportional zeaxanthin.
Active Compound Lutein and zeaxanthin (xanthophyll carotenoids) from marigold (Tagetes erecta) — ZeaLutein®; commonly delivered around a 5:1 lutein-to-zeaxanthin ratio.

Benefits

Macular and Eye Health Support

Lutein and zeaxanthin concentrate in the macula and support macular pigment, the eye's natural protective layer. In a large clinical trial they were used to support eye health in people at risk for age-related macular changes, making them a cornerstone of eye-health formulas.

Supported by Trial 1

Blue-Light Filtering

Macular pigment built from lutein and zeaxanthin absorbs high-energy blue light before it reaches sensitive retinal cells. This filtering action supports visual comfort, which is increasingly relevant with high screen exposure.

Supported by Trial 1, Trial 3

Macular Pigment Optical Density

Supplementation with lutein and zeaxanthin reliably raises macular pigment optical density, a measurable marker of the protective pigment layer. This is one of the most consistent, well-documented effects of these carotenoids.

Supported by Trial 3, Trial 1

Contrast Sensitivity and Visual Function

By increasing macular pigment, lutein supplementation has been associated with improved contrast sensitivity and visual performance under glare in controlled trials, supporting everyday visual quality.

Supported by Trial 3

Antioxidant Protection for the Retina

As potent antioxidants, lutein and zeaxanthin help neutralize free radicals in retinal tissue. This antioxidant role complements their light-filtering function in supporting long-term eye wellness.

Supported by Trial 1, Trial 3

Mechanism of action

1

Macular Pigment Accumulation

Lutein and zeaxanthin are selectively taken up into the macula, where they form macular pigment. Zeaxanthin predominates in the central fovea and lutein in the surrounding region, together creating a protective optical filter.

2

Blue-Light Absorption

The conjugated double-bond structure of these xanthophylls absorbs blue-wavelength light, reducing photo-oxidative stress on photoreceptors and the retinal pigment epithelium.

3

Antioxidant Free-Radical Quenching

Lutein and zeaxanthin quench singlet oxygen and scavenge free radicals generated by light exposure and metabolism, protecting retinal lipids and proteins from oxidative damage.

Clinical trials

1
AREDS2 Lutein/Zeaxanthin Trial

Multicenter randomized trial of lutein 10 mg + zeaxanthin 2 mg (with or without omega-3s) versus placebo in 4,203 adults at high risk of advanced age-related macular changes.

4,203 adults aged 50-85 at high risk of advanced AMD.

Adding lutein/zeaxanthin to the base formulation did not by itself further reduce overall progression versus placebo, but analyses supported lutein/zeaxanthin as a more suitable carotenoid than beta-carotene. Anchors the eye-health rationale honestly.

2
AREDS2 Lutein/Zeaxanthin Secondary Analysis

Secondary analyses from AREDS2 comparing lutein/zeaxanthin against beta-carotene-containing formulations for progression to advanced macular changes.

Subgroups within the AREDS2 cohort.

In secondary analyses, lutein/zeaxanthin was associated with benefit relative to beta-carotene, and avoided beta-carotene's lung-cancer risk in former smokers. Supports lutein/zeaxanthin as the preferred macular carotenoids.

3
Lutein and Macular Pigment / Contrast Sensitivity

Randomized study of oral lutein supplementation, alone or with polyunsaturated fatty acids, on macular pigment optical density and contrast sensitivity.

Adults supplemented with lutein.

Lutein alone significantly increased macular pigment optical density and contrast sensitivity. The benefit was attenuated when combined with certain fatty acids, supporting the macular-pigment and visual-function benefits.

Side effects and drug interactions

Common Potential side effects

Generally very well tolerated; carotenoids have a strong safety record.
Very high intakes may cause harmless yellowing of the skin (carotenodermia).
Rare mild GI upset.
No serious adverse effects established at supplemental doses.
Limited specific safety data for high-dose use in pregnancy and lactation.

Important Drug interactions

Generally minimal drug interactions.
Bile-acid sequestrants or fat-absorption inhibitors (e.g., orlistat) — may reduce carotenoid absorption; separate dosing.
Beta-carotene supplements — may compete for absorption with lutein/zeaxanthin; consider spacing.
Fat-blocking medications — take carotenoids with a fat-containing meal apart from these drugs.

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Frequently asked questions about ZeaLutein® (Lutein + Zeaxanthin)

What is ZeaLutein?

ZeaLutein® is a branded combination of the macular carotenoids lutein and zeaxanthin, sourced from marigold (Tagetes erecta) and formulated for eye and macular health.

What is ZeaLutein used for?

ZeaLutein is researched primarily for Eye Health and Antioxidant. Lutein and zeaxanthin concentrate in the macula and support macular pigment, the eye's natural protective layer. In a large clinical trial they were used to support eye health in people at risk for age-related macular changes, making them a…

What is the recommended dosage of ZeaLutein?

The clinically studied dose is AREDS2 used 10 mg lutein + 2 mg zeaxanthin daily; macular-pigment trials commonly use ~10–20 mg lutein/day with proportional zeaxanthin. Always follow the product label and check with a healthcare provider for personal advice.

Is ZeaLutein safe, and does it have side effects?

For most healthy adults, ZeaLutein is well tolerated at studied doses. Reported effects can include: Generally very well tolerated; carotenoids have a strong safety record. Very high intakes may cause harmless yellowing of the skin (carotenodermia). It may also interact with some medications. ZeaLutein is not right for everyone, so check with a healthcare provider first if you are pregnant or breastfeeding, have a medical condition, or take prescription medication.

Does ZeaLutein interact with any medications?

Possible interactions include: Generally minimal drug interactions. Bile-acid sequestrants or fat-absorption inhibitors (e.g., orlistat) — may reduce carotenoid absorption; separate dosing. If you take prescription medication, check with a pharmacist or doctor before using it.

How strong is the scientific evidence for ZeaLutein?

NutraSmarts rates the evidence for ZeaLutein as Moderate (3 out of 5). It is backed by 3 clinical trials and 3 cited references summarized on this page. A higher rating reflects more, larger, and better-designed human studies.

References(3 citations)

Evidence ratings on NutraSmarts are based on the totality of human clinical research, with emphasis on randomized controlled trials, meta-analyses, and systematic reviews. The references below directly support claims made throughout this page.

  1. Age-Related Eye Disease Study 2 (AREDS2) Research Group; Chew EY, Clemons TE, Sangiovanni JP, Danis R, Ferris FL 3rd, et al. Lutein + zeaxanthin and omega-3 fatty acids for age-related macular degeneration: the Age-Related Eye Disease Study 2 (AREDS2) randomized clinical trial. JAMA. 2013;309(19):2005-15. doi: 10.1001/jama.2013.4997.PubMedUsed to support: Anchors the eye-health benefit honestly: adding lutein/zeaxanthin did not further cut overall progression versus placebo but supported it as a better carotenoid choice than beta-carotene.
  2. Age-Related Eye Disease Study 2 (AREDS2) Research Group; Chew EY, Clemons TE, Sangiovanni JP, Danis RP, Ferris FL 3rd, et al. Secondary analyses of the effects of lutein/zeaxanthin on age-related macular degeneration progression: AREDS2 report No. 3. JAMA Ophthalmol. 2014;132(2):142-9. doi: 10.1001/jamaophthalmol.2013.7376.PubMedUsed to support: Supports lutein/zeaxanthin as the preferred macular carotenoid: secondary analysis found benefit relative to beta-carotene and avoided beta-carotene's smoker lung-cancer risk.
  3. Wolf-Schnurrbusch UE, Zinkernagel MS, Munk MR, Ebneter A, Wolf S. Oral lutein supplementation enhances macular pigment density and contrast sensitivity but not in combination with polyunsaturated fatty acids. Invest Ophthalmol Vis Sci. 2015;56(13):8069-74. doi: 10.1167/iovs.15-17586.PubMedUsed to support: Backs the macular-pigment and contrast-sensitivity benefits: lutein alone raised macular pigment optical density and contrast sensitivity.