lutein


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Related to lutein: lycopene, bilberry, zeaxanthin

lu·te·in

 (lo͞o′tē-ĭn, -tēn′)
n.
1. A yellow-orange xanthophyll carotenoid, C40H56O2, that occurs naturally in green plants and in the fat of plant-eating animals, egg yolk, the corpus luteum, and the retina, and that may help to prevent macular degeneration.
2. A dried preparation of corpus luteum.

[Latin lūteum, yellow, egg yolk (from neuter of lūteus, yellow, from lūtum, yellowweed) + -in.]

lutein

(ˈluːtɪɪn)
n
(Botany) a xanthophyll pigment, occurring in plants, that has a light-absorbing function in photosynthesis
[C20: from Latin lūteus yellow + -in]

lu•te•in

(ˈlu ti ɪn)

n.
a carotenoid yellow pigment that is abundant in egg yolk and the corpus luteum, similar to xanthophyll.
[1865–70; < Latin lūte(um) egg yolk (n. use of neuter of lūteus; see luteous) + -in1]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lutein - yellow carotenoid pigments in plants and animal fats and egg yolks
carotenoid - any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
Translations

lu·te·in

n. luteína, pigmento amarillo que se deriva del cuerpo lúteo, de la yema del huevo y de las células adiposas.
References in periodicals archive ?
New studies published in late 2016 now show that lutein and zeaxanthin can significantly improve vision under conditions of glare and bright lighting, potentially extending the ability of older adults to safely continue to operate their vehicles.
Lutemax 2020 was shown to have proven bioavailability in a recent study conducted at the University of Georgia titled LAMA I--an acronym for Lutein, Vision and Mental Acuity.
More recent research has suggested that the carotenoids lutein and zeaxanthin may also help prevent the development, or slow the progression, of AMD.
Lutein has previously been studied for its antioxidant and other medicinal properties.
Chickpeas and potatoes were selected as a control diet because they have a similar calorie content to avocados but contain a negligible amount of lutein and monounsaturated fats.
The study, which included 60 adults aged 25 to 45, found that middle-aged participants with higher levels of lutein -- a nutrient found in green leafy vegetables such as spinach and kale, as well as avocados and eggs -- had neural responses that were more on par with younger individuals than with their peers.
Lutein is a nutrient that the body cannot make on its own, so it must be acquired through diet.
An article in the Journal of the International Neuropsychological Society reports an association between higher levels of the carotenoids lutein and zeaxanthin and better brain efficiency.
Among carotenoids of the xanthophylls group, lutein and zeaxanthin (non-provitamin A compounds) are the main substances (VALDUGA et al.
Research has shown that the daily intake of 10 mg of lutein can help to improve skin hydration and elasticity, the company said.