叶黄素是一种活性类胡萝卜素，它是天然的抗氧化剂重要来源，取自万寿菊花，它含有一种纯混合类胡萝卜素：玉米黄质和隐黄质。
Lutein is an active carotenoid and potent natural source antioxidant. It is extracted from marigold flowers and contains a normal blend of carotenoids including: zeaxanthin and cryptoxanthin.
目的比较万寿菊花中叶黄素及其酯体外淬灭单线态氧能力。
OBJECTIVE To compare the ability to quench singlet-oxygen of lutein and its esters from marigold flower in vitro.
叶黄素是以万寿菊花为原料，采用科学方法提取精制而成的天然色素。
Lutein is a kind of natural pigment, extracted scientifically from natural marigold.
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