lutein


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Related to lutein: lycopene, bilberry, zeaxanthin

lutein

 [loo´te-in]
1. a lipochrome from the corpus luteum, fat cells, and egg yolk.
2. any lipochrome.

lu·te·in

(lū'tē-in),
1. The yellow pigment in the corpus luteum, in the yolk of eggs, or any lipochrome.
2. Synonym(s): xanthophyll
3. The dried powdered corpora lutea of the hog, formerly used as a progesterone source.
[L. luteus, saffron-yellow]

lutein

(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.

lutein

A carotenoid that is abundant in broccoli, greens (collard, turnip), leafy greens (spinach, kale), eggs and animal fat. It is an antioxidant is linked to a decreased risk of lung cancer.

lu·te·in

(lū'tē-in)
1. The yellow pigment in the corpus luteum, the yolk of eggs, or any lipochrome.
2. Synonym(s): xanthophyll.
[L. luteus, saffron-yellow]

lu·te·in

(lū'tē-in)
Yellow pigment in corpus luteum, in egg yolk, or any lipochrome.
[L. luteus, saffron-yellow]
References in periodicals archive ?
The company's Biotin Plus product features 10 mg of lutein and 5,000 meg of biotin, helping to revive hair, strengthen nails and hydrate skin.
But in the only good study that tested supplements, people with macular degeneration who were given 10 milligrams of lutein and 2 mg of zeaxanthin every day for five years had no lower risk of cataracts.
In a rat model of endotoxin-induced uveitis lutein blocks the degradation of inhibitory kB-a from the cytosolic fraction and prevents NF-kappa-B (NF-[kappa]B) translocation, decreasing inducible gene transcription and synthesis of inflammatory mediators (Figure 1) [20, 21].
The lutein (Lutemax) is kindly provided by DKSH (Taipei, Taiwan).
Ocular vitamins are the fastest-growing segment of the eye care category, a trend that has been largely driven by such studies highlighting the positive effect of ingredients like lutein and zeaxanthin as well as omega-3 based products.
Good sources of lutein and zeaxanthin include kale, spinach, and corn.
Lutein (95% purity), [beta]-carotene (Figure 1), 3-(4,5- dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT), sodium nitroprusside (SNP), 2,7,-dichlorodihydrofluorescein diacetate (DCF-DA), and lipopolysaccharide (LPS; E.
The bottom line is lutein may help improve eye health in addition to having other anti-inflammatory health benefits.
High levels of lutein are found in dark green vegetables, and researchers at the university have compared different ways of preparing fresh spinach in order to maximise the levels of lutein in finished food.
Two of those pigments are carotenoids called lutein and zeaxanthin.
The dietary consumption of dark green leafy vegetables or supplements that contain specific carotenoids known as Lutein and Zeaxanthin are believed to possess the ability to prevent and/or slow the progression of Age-Related Macular Degeneration.