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Your Eye Protector - Lutein

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1. What is lutein?
Lutein, a kind of carotenoid, is an important substance that constitutes macular pigment. Lack of lutein can greatly increase the risk of macular degeneration and can easily lead to a variety of other eye diseases and eye dysplasia.
2. Can lutein be synthesized by itself in human body?
Lutein cannot be synthesized by itself, but can be obtained through food and supplements. Lutein can be absorbed when eating vegetables and fruits, but the absorption and utilization rate is generally low. If lutein is lacking, take supplements.
3. What are the benefits of lutein to your eyes?
●Protect the eyes from light damage and prevent cataracts and macular lesions: the entry of ultraviolet and blue light from the sun into the eyes produces large amounts of free radicals, leading to cataracts and macular degeneration. Ultraviolet light can be filtered by cornea and lens, but blue light can go to the retina and macula. Lutein in macula can filter out blue light and protect macula.
●Protecting eyesight: lutein is an antioxidant that also promotes the re-generation of rhodopsin in retinal cells, prevents high myopia, and protects vision.
●Reduce the incidence of drusen and prevent the occurrence of age-related macular degeneration (AMD).
4. What foods does lutein exist in?
The most abundant food containing lutein is kiwifruit, followed by yellow corn.
Vegetables rich in lutein: corn, spinach, kale, broccoli, egg yolk, pumpkin, carrot, etc.
Fruit rich in lutein: mango, kiwi, grape, orange and orange juice, tomato, etc.
5. Who needs lutein supplements?
Age-related macular degeneration (AMD); cataract, glaucoma, presbyopia; dry eye; long-term exposure to the sun (athletes, pilots, traffic police); high myopia (600 degrees or more) ; amblyopia, strabismus, astigmatism; frequent use of computers; family history of retinal pigmentation; teenage vision maintenance;photophobia;night blindness; recurrent eye fatigue; high intraocular pressure, eye pain; need to stay up all night etc.
6. Does lutein have side effect?
Lutein is a natural plant extract without any side effects. However, excessive absorption of lutein can cause great burden on liver.The safety recommended amount of lutein by the FAO/WHO Joint Expert Committee on Food Additives is: 20mg/kg, and it is recommended to take more than 10mg daily to maintain eye health.

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