推荐回答(3个)
见百度百科:
奶类及其制品、动物肝脏与肾脏、蛋黄、鳝鱼、胡萝卜、酿造酵母、香菇、紫菜、茄子、鱼、芹菜、橘子、柑、橙等 。
成年人每日吃1两动物肝可满足需要;成年人每日吃约2斤黄豆可满足需要;成年人每日吃3棵生菜可满足需要;成年人每日吃3~4只香菇可满足需要。
维生素B2
又称维生素G或核黄素。1879年英国化学家布鲁斯首先从乳清中发现,1933年美国化学家哥尔倍格从牛奶中提取和提纯。维生素B2是黄色针状晶状,微溶于水,遇碱容易分解,遇光也容易分解。维生素B2进入人体后磷酸化,转变成磷酸核黄素及黄素腺嘌呤二核苷酸,与蛋白质结合成为一种调节氧化-还原过程的脱氢酶。脱氢醇是维持组织细胞呼吸的重要物质。缺乏它,体内的物质的代谢紊乱,出现口角炎、皮炎、舌炎、脂溢性皮炎、结膜炎和角膜炎等。
维生素B2的食物来源主要有动物肝、肾等内脏,以及干酵母,奶、蛋、豆类、硬果类和叶菜类等。下表列出了含维生素B2较丰富的食物。
表
含维生素B2较丰富的食物(mg/100
g)
食品名称
含量
食品名称
含量
猪肝
2.11
乳酪
0.50
猪肾
1.11
酵母
3.25
鸡肝
1.63
黄豆
0.25
鳝鱼
0.95
蚕豆
0.27
鸡蛋
0.31
花生
0.14
鸭蛋
0.37
葵花籽
0.20
鲜牛奶
0.13
口蘑(干)
2.53
牛奶粉
0.69
紫菜
2.07
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