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Zeaxanthin is one of the most common carotenoids in nature, and is used in the xanthophyll cycle. Synthesized in plants and some micro-organisms, it is the pigment that gives paprika (made from bell peppers), corn , saffron , goji ( wolfberries ), and many other plants and microbes their characteristic color.
As a matter of fact, winter squash has lutein and zeaxanthin, ... Since vitamin D is fat-soluble, cooking mushrooms in a fat, like olive oil, enhances the absorption of the vitamin.
For example, with the exception of certain flies, most insects use the xanthophyll derived R-isomer of 3-hydroxyretinal for visual activities, which means that β-cryptoxanthin and other xanthophylls (such as lutein and zeaxanthin) may function as forms of visual "vitamin A" for them, while carotenes (such as beta carotene) do not.
It is approved for use in the EU [26] and Australia and New Zealand. [27] In the United States lutein may not be used as a food coloring for foods intended for human consumption, but can be added to animal feed and is allowed as a human dietary supplement often in combination with zeaxanthin. Example: lutein fed to chickens will show up in skin ...
Lutein and zeaxanthin Carotenoids lutein and zeaxanthin , found in the yolk of chicken eggs, have been shown to reduce the risk of cataracts and macular degeneration, the leading causes of ...
Zeaxanthin: Metabolism, Properties, and Antioxidant Protection of Eyes, Heart, Liver, and Skin. Antioxidants . Active compounds in fruits and inflammation in the body.
[9] [10] After absorbing a photon, the carotenoid transfers its excited electron to chlorophyll for use in photosynthesis. [9] Upon absorption of light, carotenoids transfer excitation energy to and from chlorophyll. The singlet-singlet energy transfer is a lower energy state transfer and is used during photosynthesis. [7]
The composition of the hen’s feed: The amount of yellow-orange carotenoids [plant pigments], like lutein from alfalfa meal and zeaxanthin from marigold flower extract, “significantly affects ...