Guide to Eye Health
- Lutein amount for continued eye health
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Lutein is commonly thought to be beneficial to eye health. And this nutrient is available from either daily diet or supplements. Many people know that lutein is closely linked with age related eye diseases such as macular degeneration. And they do want to absorb enough amount of this nutrient. But the problem is how much lutein is needed every day.
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- Appropriate dosage of lutein
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For a few years, lutein has been widely known to contribute to the prevention of age-related macular degeneration. But many people do not know how much lutein dosage is appropriate. In fact, lutein is only one kind of carotenoids. Carotenoids can be mainly grouped into two categories: carotenes and xanthophylls. Alpha, beta-carotene and lycopene belong to carotenes and lutein and zeaxanthin are actually under xanthophylls.
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- Various nutrients over lutein and zeaxanthin
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In the past years, lutein and zeaxanthin supplements have been widely recommended by lots of eye doctors and nutritionists. These supplements are believed to helpful in fighting against age-related macular degeneration. On the market, there are quite a huge variety of lutein and zeaxanthin supplement products in different brands. In most cases, the recommended dose for is 50mg for lutein and 100mg for zeaxanthin every day.
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- Lutein from different sources
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As a type of carotenoids, lutein is thought to fight against free radicals in the body and plays a key role in preventing age-related vision problems. Lutein has been taking by ordinary people every day. In order to get the maximum benefit from lutein, it is necessary to consume foods that are rich in the substance. These foods should be part of a health diet.
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- Some facts about lutein supplements
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There are many commercials advocating that lutein is beneficial to eye health. These commercials are mostly posted by supplement promoters or manufacturers. This article describes something beyond these commercials.
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- Proper amount of lutein for eye health
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Currently, more and more people have realized the benefit of vision improvement by taking lutein. Lutein is believed to maintain overall health and ward off the onset of macular degeneration. However, lutein dosage has aroused lots of conversation and some debate.
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- Lutein and zeaxanthin for healthy eyes
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Both belonging to xanthophylls, lutein and zeaxanthin add yellow pigment to plants and vegetables, making them appear orange in the fruits or leaves. Experts point out that lutein and zeaxanthin also occur in the lens and retina of human eyes. These two compounds can protect our eyes from free radicals’ damage, which causes oxidation. Lutein and zeaxanthin in the lens and retina also filter out harmful blue light, protecting underlying cell layers.
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