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Topic: Lutein

  Lutein - Wikipedia, the free encyclopedia
Saponification of lutein esters yields lutein in approximately a 2:1 weight-to-weight conversion.
Lutein is a lipophilic molecule and generally insoluble in water.
Lutein was found to be present in a concentrated area of the macula, a small area of the retina responsible for central vision.
en.wikipedia.org /wiki/Lutein   (760 words)

 PROVET HEALTHCARE INFORMATION - Lutein   (Site not responding. Last check: 2007-09-11)
Lutein (also known as xanthophyll) is one of a large group of over 600 compounds known as the carotenoid pigments..
In the eye lutein is found in the macula which lies in front of the cones in the retina, where it is believed to act as a yellow filter.
Lutein supplementation may be beneficial in the management of macular degeneration which leads to a loss of central vision and colour vision.
www.provet.co.uk /health/diseases/lutein.htm   (178 words)

 Spinach;Macular Degeneration
Lutein is an abundant carotenoid found in many fruits and vegetables.
Lutein is deposited in the macular region of the eye as well as the entire retina and lens.
Lutein is more easily absorbed when vegetables are cooked or served with a source of fat, such as cooking oil or butter.
www.ilovespinach.com /MacD.html   (508 words)

 Lutein   (Site not responding. Last check: 2007-09-11)
Lutein dipalmitate is derived from the perennial plant Helenium autumnale L. Compositae.
Upon its ingestion, lutein is primarily accumulated in the macula of the retina where it will then bind itself to tuberlin, a retinal protein of the eye.
Lutein may also be found in algae, yellow flower petals, nettles, and mono- or di-esters of various fatty acids.
www.supplementnews.org /lutein   (1243 words)

 Lutein and Zeaxanthin
The quantity of zeaxanthin gradually decreases and the quantity of lutein increases in the region surrounding the fovea, and lutein is the predominant pigment at the outermost periphery of the macula.
Lutein and zeaxanthin that are derived from supplements or released from the matrices of foods, are either solubilized in the lipid core of micelles (formed from bile salts and dietary lipids) in the lumen of the small intestine, or form clathrate complexes with conjugated bile salts.
Lutein and zeaxanthin appear to be released into the blood mainly in the form of high-density lipoproteins (HDL) and, to a lesser extent, in the form of very-low density lipoprotein (VLDL).
www.pdrhealth.com /drug_info/nmdrugprofiles/nutsupdrugs/lut_0164.shtml   (2281 words)

Lutein is an antioxidant in the carotenoid family (a group of naturally occurring fat-soluble pigments found in plants).
Lutein is the primary carotenoid present in the central area of the retina called the macula.
Consequently, lutein appears to be associated with protection from age-related macular degeneration (the leading cause of blindness in older adults).
www.guidetolutein.com   (70 words)

 Lutein   (Site not responding. Last check: 2007-09-11)
Both lutein and zeaxanthin effectively absorb the blue region of the visible spectrum-the most damaging wavelengths of light to which the retina is routinely exposed.
Lutein is a carotenoid pigment found in spinach, kale, amaranth, red paprika, collard and mustard greens and certain flowers.
Lutein is part of the zanthophyll family of pigments, which also includes astaxanthin and canthaxanthin.
www.greatvistachemicals.com /herb_extracts/lutein.html   (423 words)

 lutein   (Site not responding. Last check: 2007-09-11)
Overview A close relative of beta-carotene and vitamin A, lutein is one of 600 naturally occurring fat-soluble antioxidant carotenoids found in fruits and dark green leafy vegetables.
Lutein is fat soluble, thus consuming dietary sources of this carotenoid with healthy fat, such as olive oil, is recommended.
Lutein and zeaxanthin in the diet and serum and their relation to age-related maculopathy in the third national health and nutrition examination survey.
nwclinic.com /lutein.html   (1448 words)

 Lutein : Lutein is a potent antioxidant carotenoid   (Site not responding. Last check: 2007-09-11)
Lutein is a carotenoid abundant in fruits and vegetables, and is also a potent antioxidant highly concentrated in the macula of the eye (the back part of the retina where entering light hits and sends signals to the brain for sight).
Lutein is a potent antioxidant carotenoid, found in abundance in fruits and green leafy vegetables.
Lutein is one of the dominant pigments found in the macular region of the retina in the eye.
www.herbmark.com /supplements.asp?supplement=lutein   (598 words)

 Lutein - Supplements
Lutein and zeaxanthin are carotenoids found in highest concentration in the macular region of the eyes (the back of the eye where the retina is located), where they are believed to help filter out damaging blue light and prevent free radical damage to the delicate structures in the back of the eye.
Lutein and zeaxanthin are the only carotenoids that become concentrated in the retinal region of the eye — known as the macula.
Lutein and zeaxanthin are yellow pigments found in high concentrations in egg yolks, yellow fruits and vegetables as well as in dark green, leafy vegetables.
www.supplementwatch.com /supatoz/supplement.asp?supplementId=192   (1368 words)

 Lutein   (Site not responding. Last check: 2007-09-11)
Lutein, a chemical found in green vegetables, is a member of a family of substances known as carotenoids.
Lutein is the main pigment (coloring chemical) in the center of the retina, the region of maximum visual sensitivity known as the macula.
Although lutein is a normal part of the diet, there has not been a formal evaluation of lutein's safety when taken as a concentrated supplement.
www.al-hikmah.org /lutein.asp   (591 words)

Lutein is a cutting-edge new supplement that could make the difference between maintaining your vision well into old age, or going blind.
Lutein is a member of the carotenoid family and is found in vegetables such as spinach, kale, collard greens, mustard greens, and corn.
In fact, lutein had long been ignored, because unlike more famous carotenoids such as beta carotene, it did not convert to vitamin A in the body and was therefore considered useless.
www.herbs2000.com /h_menu/lutein.htm   (423 words)

 Discount Lutein Supplements Vitamins And Side Effects Information - Lutein Benefits   (Site not responding. Last check: 2007-09-11)
Like beta-carotene, lutein is a powerful antioxidant which studies show can contribute to the protection of cells.
Lutein is the pigment that makes corn yellow, and lutein gives marigolds their brilliant golden color.
Lutein and another carotenoid called zeaxanthin are the most dominant pigments in the macular region of the retina.
www.discount-vitamins-herbs.net /Lutein.htm   (848 words)

 Lutein   (Site not responding. Last check: 2007-09-11)
One study found that adults with the highest dietary intake of lutein had a 57% decreased risk of macular degeneration compared with those people with the lowest intake, and of the carotenoids, lutein and zeaxanthin are most strongly associated with this protection.
Lutein, in supplemental form, should be taken with fat-containing food to improve absorption.
Lutein functions together with zeaxanthin, another antioxidant found in the same foods and supplements as lutein.
www.fredmeyer.com /hn/Supp/Lutein.htm   (450 words)

 healthMarketplace.com   (Site not responding. Last check: 2007-09-11)
Lutein is one of a large group of over 600 compound known as the carotenoid pigment.
Lutein supplements are better absorbed when taken with a high-fat rather than low-fat meal.14 While some commercial multivitamins now include small amounts of lutein among their ingredients, research suggests that the very small doses provided in these multivitamins (usually 0.25 mg) are likely to have negligible health benefits.
Lutein is a novel antioxidant with health-promoting effects on the organs of the eye, namely the retina and macula.
www.healthmarketplace.com /lutein.htm   (2077 words)

 lutein information
Lutein helps to protect against the development of Age-Related Macular Degeneration (ARMD) [3 mg or more per day of lutein lowers the risk of developing ARMD by 57%].
Lutein concentrates in and improves the health of the Macula (yellow spot on the back) of the Retina of the Eyes (it is particularly concentrated in the Rods) [30 mg of Lutein per day caused the Macula to become denser and to gain pigment.
Density of the human crystalline lens is related to the macular pigment carotenoids lutein and zeaxanthin.
www.smartnutrition.info /smart/info-lutein.htm   (210 words)

Lutein and zeaxanthine are vitamins in the vitamin A family (they are also known as xanthophylls).
Lutein supplementation was shown to block progression of intima-media thickness progression in humans and reduced lesion size 44% in apoE-null mice and 43% in LDL receptor-null mice.
Rleation between dietary intake, serum concentrations, and retinal concentrations of lutein and zeaxanthine in adults in a midwest population.
www.vitaminmanual.com /lutein.htm   (398 words)

 Lutein - Herbs & Supplements - Drug Library - DrugDigest
Lutein is one of the two most common pigments (coloring agents) in the retina.
In addition, lutein acts as an antioxidant to protect the interior of the eyes from damage by oxygen free radicals, natural chemicals produced in the body.
Because lutein is a major component of some plant foods known to be among the most protective, its antioxidant effects are thought to play a major part in preventing these conditions.
www.drugdigest.org /DD/DVH/HerbsWho/0,3923,552555|Lutein,00.html   (561 words)

 Sloan-Kettering - About Herbs, Botanicals & Other Products: Search About Herbs   (Site not responding. Last check: 2007-09-11)
Lutein is a natural pigment synthesized by plants and microorganisms.
The bioavailability of lutein from vegetables is approximately 70%
Lutein, lycopene, and their oxidative metabolites in chemoprevention of cancer.
www.mskcc.org /mskcc/html/11571.cfm?RecordID=470&tab=HC   (921 words)

 Lutein, Supplement by Jarrow, Jarrow Formulas nutritional support
Lutein is an antioxidant carotenoid that occurs in nature with zeaxanthin.
Dietary lutein and zeaxanthin concentrate in the eye’s macula and lens, as well as the skin, breast and cervical tissue.
Both lutein and zeaxanthin protect the macula from degeneration normally associated with aging and oxidative stress.
egetbetter.com /Jarrow-Formulas/jfiDocuments/lutein.htm   (196 words)

 Nutrition, vitamins and eye vision   (Site not responding. Last check: 2007-09-11)
Lutein was not part of this study because during the planning stages in the early 1990s, lutein and zeaxanthin were not commercially available.
While the assumption that increasing the intake of lutein or zeaxanthin may protect against the development of age-related macular degeneration has a strong scientific basis, a causative relationship has yet to be unequivocally demonstrated in rigorous controlled studies.
Lutein & Zeaxanthin were not part of this AREDS (macular degeneration study) because during the planning stages in the early 1990s, lutein and zeaxanthin were not commercially available.
www.agingeye.net /visionbasics/nutritionandvision.php   (3085 words)

 FloroGlo Lutein for Eyes Vision & Antioxidant Protection Information and Products - Vitabase.com
Lutein is the primary carotenoid found in the macula, which is the central part of the retina.
Lutein is found abundantly in green leafy vegetables such as spinach and kale, but few people eat enough to get an adequate intake of lutein.
Lutein is an important antioxidant from the carotenoid family of nutrients.
www.vitabase.com /products/Lutein.asp   (653 words)

 Lutein and its Role in Eye Disease Prevention [NEI News and Events]
One of these carotenoids -- lutein -- is concentrated in the retina and lens of the eye.
Supporting a study that compares the intake of lutein and zeaxanthin with the likelihood of developing AMD and/or cataract.
Lutein was not part of this study because during the AREDS planning stages in the early 1990s, lutein and zeaxanthin were not commercially available.
www.nei.nih.gov /news/statements/lutein.asp   (987 words)

Lutein (pronounced loo-teen) is one of the most common carotenoids found in the American diet.
Lutein and zeaxanthin are thought to function as antioxidants and as filters that protect the underlying tissues of the eye from being damaged by wavelengths of blue light.
In addition to the sources of lutein mentioned at the beginning of this article, other good sources of lutein and zeaxanthin are kiwi fruit, grapes, orange juice, zucchini, and different types of squash.
www.cooperaerobics.com /archive/newsletters/082002_article03.asp   (675 words)

 Lutein And Zeaxanthin   (Site not responding. Last check: 2007-09-11)
The carotenoids lutein and zeaxanthin were the most strongly associated with reduced risk of MD. These are obtained primarily from dark green, leafy vegetables such as spinach, collard greens, kale, mustard greens, and turnip greens.
Daily amounts of lutein and zeaxanthin are generally recommended at 20 mg of lutein and 6-10 mg of zeaxanthin.
Lutein is easily available on the market in the recommended amount, either alone or as part of several brands of multi-supplements.
www.mdsupport.org /library/lutzean.html   (872 words)

 AMDF: American Macular Degeneration Foundation - Lutein
by George Torrey, Ph.D. Lutein is the dominant component in the peripheral retina.
They should be taken at mealtime because lutein is absorbed better when ingested with a small amount of fat such as olive oil.
Lutein may lower the risk of developing AMD and even cataracts, and might prevent advancement in people who are mildly to moderately impaired with these eye diseases.
www.macular.org /nutrition/lutein.html   (498 words)

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