Zeaxanthin
Also known as meso-zeaxanthin, zeaxanthin
Key takeaways
- Oral antioxidant and lutein/zeaxanthin supplements slow geographic atrophy progression to the fovea in AMD (PMID: 39025435)
- Genotypes at CFH or ARMS2 loci do not appear to modify the effects of lutein and zeaxanthin on AMD progression (PMID: 31358387)
- Lutein, zeaxanthin, and elderberries are being investigated for their effects on dry eye disease (PMID: 39770987)
What the research shows
AI-synthesized from 5 peer-reviewed sources · Updated 2025
Zeaxanthin is a carotenoid antioxidant that primarily accumulates in the macula of the eye. Research suggests it may help slow the progression of age-related macular degeneration (AMD) and potentially alleviate symptoms of dry eye disease.
By condition
Age-Related Macular Degeneration (AMD)
Moderate
Oral supplementation with lutein and zeaxanthin may slow the progression of geographic atrophy toward the fovea.
Dry Eye Disease (DED)
Weak
Preliminary evidence suggests a combined supplement of lutein, zeaxanthin, and elderberries may impact DED and immunity.
Effective doses
Not specified in provided abstracts
Safety & interactions
No specific interactions or contraindications provided in the source texts.
Limitations
The provided evidence relies heavily on post-hoc analyses and small clinical trials; more large-scale, prospective RCTs are needed to establish definitive dosing and efficacy.
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Research evidence
Showing top 10 of 5 sources, sorted by quality
PURPOSE: To assess whether genotypes at 2 major loci associated with age-related macular degeneration (AMD), complement factor H (CFH), or age-related maculopathy susceptibility 2 (ARMS2), modify the response to oral nutrients for the treat…
BACKGROUND/OBJECTIVES: Dry eye disease (DED) significantly impairs quality of life, affecting physical, social, and psychological well-being, as well as reducing workplace productivity. While lutein and zeaxanthin supplements have been show…
PURPOSE: To determine whether oral micronutrient supplementation slows geographic atrophy (GA) progression in age-related macular degeneration (AMD). DESIGN: Post hoc analysis of Age-Related Eye Disease Study (AREDS) and AREDS2, multicenter…
**NCT ID**: NCT02017418 **Phase**: NA **Status**: COMPLETED **Enrollment**: 102 **Completion**: 2014-07
**NCT ID**: NCT00121589 **Phase**: PHASE1 **Status**: COMPLETED **Enrollment**: 40 **Completion**: 2007-08-15
Frequently asked questions
What is Zeaxanthin and what is it used for?
Zeaxanthin is a carotenoid antioxidant that primarily accumulates in the macula of the eye. It is commonly used to support eye health, with research suggesting it may help slow the progression of age-related macular degeneration (AMD) and potentially alleviate symptoms of dry eye disease.
Does Zeaxanthin work for age-related macular degeneration (AMD)?
There is moderate evidence that oral supplementation with lutein and zeaxanthin may slow the progression of geographic atrophy toward the fovea in AMD. Research indicates that specific genotypes do not appear to modify these effects, but you should consult a healthcare provider for personalized advice.
Is Zeaxanthin effective for dry eye disease?
Evidence for Zeaxanthin's effect on dry eye disease is currently weak. Preliminary research suggests that a combined supplement containing lutein, zeaxanthin, and elderberries may impact dry eye symptoms and immunity, but more robust studies are needed to confirm efficacy.
What is the effective dose of Zeaxanthin?
The provided evidence summaries do not specify an effective dose for Zeaxanthin. Because specific dosage guidelines are not established in the available research, it is important to consult a healthcare provider to determine an appropriate amount for your needs.
Are there any drug interactions with Zeaxanthin?
No specific drug interactions or contraindications are documented in the provided source texts. However, since safety data is limited, individuals taking other medications should consult a healthcare provider before starting supplementation to ensure safety.
Who should avoid taking Zeaxanthin?
Specific groups to avoid or use with caution are not explicitly listed in the provided evidence, but generally, pregnant or breastfeeding individuals and those on medications should consult a healthcare provider before use. Always seek professional medical advice to determine if the supplement is safe for your specific health profile.
What are the safety and side effects of Zeaxanthin?
The provided sources do not list specific side effects or upper limits for Zeaxanthin. While no specific interactions are documented, the lack of detailed safety data means you should consult a healthcare provider to assess potential risks, especially if you have underlying health conditions.