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众所周知,海藻含有丰富的维生素和矿物质。其中,紫菜尤为出众,含有12种维生素,特别是维生素B12。维生素B12有活跃脑神经,预防衰老和记忆力衰退,改善忧郁症之功效。含有维生素B12的食品为数不多,除了紫菜之外,还有动物肝脏、蛋类和牡蛎等高热量食品。紫菜没有热量,最适合中老年人补充维生素B12。每天只要食用3片紫菜,便可补充人体一天所需的2.4毫克维生素B12。
As we all know, seaweed is rich in vitamins and minerals. Among them, seaweed is particularly outstanding, contains 12 kinds of vitamins, especially vitamin B12. Vitamin B12 has active cranial nerves, prevent aging and memory loss, improve the efficacy of depression. Few foods contain vitamin B12, in addition to seaweed, there are animal liver, eggs and oysters and other high-calorie foods. Seaweed without calories, the most suitable vitamin B12 in the elderly. As long as three pieces of seaweed can be consumed daily, 2.4 mg of vitamin B12 needed by human body can be added.