Choline is a B complex vitamin that is concentrated in high cholesterol foods like eggs and liver.

胆碱是维生素B复合体之一，它主要存在于高胆固醇食物中，比如蛋以及动物肝脏中。

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Uridine is a molecule used in the genetic coding for RNA, choline is in the vitamin B family, and DHA is found in certain fish and fish oils.

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