Lutein Impacts Aging Via

• Inflammaging

Lutein is a carotenoid found in a variety of fruits and vegetables, including kale, spinach, and bell peppers (R). Lutein has antioxidant properties and has been studied for its potential role in modulating oxidative stress and inflammation-related pathways, which are relevant to age-related decline (R; R).

Lutein is most commonly studied in the context of eye health, particularly because it accumulates in the retina and macula and may help support macular structure and function during aging (R; R; R). Some studies have also explored lutein in relation to broader age-related outcomes, including cognitive and cardiometabolic measures, although these findings are mixed and often involve lutein in combination with zeaxanthin rather than lutein alone (R; R; R).

The role of Lutein in aging and longevity

Lutein has been studied in preclinical models of aging. In Drosophila melanogaster, 0.1 mg lutein/mL diet was associated with a significant increase in mean lifespan, 50% survival time, and maximum lifespan, together with lower MDA levels and higher SOD1, SOD2, and catalase activity. The study also found increased resistance to oxidative stress and upregulation of antioxidant enzyme gene expression, suggesting that lutein may influence aging-related pathways linked to oxidative stress in this preclinical model. These findings are preclinical and do not establish lifespan effects in humans (R).

The role of Lutein in aging and longevity

Impact of lutein on eye health

Age-related changes in the eye can affect visual function over time, particularly in the macula. Lutein is one of the main dietary carotenoids that accumulates in the retina and macula, where it is studied for its role in macular health through antioxidant activity and blue light filtering (R).

At 1 serving (4 gummies, 10 mg lutein), lutein matches a dose used in human eye health research. In patients with age-related macular degeneration, the meta-analysis by (R) found that 10 mg/day was associated with significantly higher macular pigment optical density (MPOD) after more than 1 year, but not after fewer than 6 months. The same meta-analysis also reported overall improvements in visual acuity and contrast sensitivity with lutein supplementation in AMD-related trials.

Overall, the strongest human evidence supports lutein’s role in maintaining macular pigment, a key biomarker of eye health, rather than establishing prevention of eye disease.

Impact of Lutein on brain health

Lutein has also been studied for potential effects on brain health in older adults, although current human evidence remains limited.

At 1 serving (4 gummies, 10 mg lutein), lutein matches the dose used in several neuroimaging trials, typically alongside 2 mg zeaxanthin, in older adults. In the systematic review (R) , intervention studies using 10 mg lutein + 2 mg zeaxanthin/day for 12 months were associated with changes in brain activity during learning, resting-state connectivity, and gray matter volume. However, these studies were few in number and largely drawn from similar datasets, so they should not be interpreted as proof that lutein delays brain aging.

It is not yet clear whether higher lutein intake leads to greater cognitive benefit. In a meta-analysis of randomized controlled trials, (R) found that lutein supplementation was associated with slight but non-significant improvements in complex attention, executive function, and memory overall. The authors noted that some individual studies suggested possible maintenance of cognitive performance over time, but concluded that stronger evidence is still needed.

Overall, current human evidence suggests that lutein may influence selected brain-related and cognitive measures, but it does not establish that lutein improves cognition generally or delays brain aging or provides established cognitive benefit.

Lutein and Zeaxanthin

Zeaxanthin, which is also included in NOVOS Vital, is a xanthophyll carotenoid found alongside lutein in the human macula. Together, lutein and zeaxanthin make up the macular pigment and are studied for their potential role in supporting retinal health through antioxidant activity and blue light filtering (R). In adults with healthy eyes, (R) found that lutein/zeaxanthin intake was associated with increased macular pigment optical density (MPOD), with larger effects at higher doses. Specifically, the pooled mean increase in MPOD was 0.04 units for 5 to <20 mg/day and 0.11 units for ≥20 mg/day over 3–12 months. The same review concluded that >10 mg/day of lutein/zeaxanthin can increase MPOD, while effects at <5 mg/day or from dietary sources alone were less clear.

Lutein and zeaxanthin have also been studied for potential effects on brain-related and cognitive measures, but the human evidence remains limited. In the randomized-controlled-trial meta-analysis (R), overall improvements in complex attention, executive function, and memory were slight and non-significant. The authors noted that some individual studies suggested possible maintenance of cognitive performance over time, but concluded that stronger evidence is still needed before firm claims can be made about cognitive benefit (R).

NOVOS VITAL & Lutein

NOVOS Vital contains 10 mg of this powerful ingredient, lutein, along with six other scientifically researched ingredients that target vital organ health. Together, these ingredients work to optimize your brain, eyes, gut, kidneys, liver, muscles, and heart. NOVOS Vital is a low calorie and low sugar chew that provides a healthy alternative for a sweet treat.