胆碱已被证实能提高记忆力，而鸡蛋里的两种蛋白质——叶黄素和玉米黄质，有助于保护视力。
Choline has been shown to protect your memory, while two proteins in eggs — lutein and zeaxanthin — protect against vision loss.
半杯煮熟的瑞士甜菜提供了大量的叶黄素和玉米黄质(lutein and zeaxanthin)，各约10毫克。
A half cup of cooked Swiss chard provides a huge amount of both lutein and zeaxanthin, supplying 10 mg each.
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.
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