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2岁宝宝每天需要多少D3

更新时间: 2020-11-05 00:00:00     

2岁宝宝每天需要400~600单位,如果经常户外活动,且饮食均衡,也可以不补。

胆钙化醇(英语:Cholecalciferol,又称为维生素D3或胆钙化固醇)是维生素D的一种,胆固醇脱氢后生成的7-脱氢胆固醇经紫外线照射即可形成胆钙化醇,因此也就是说胆钙化醇的维生素D原是7-脱氢胆固醇。

关键词: 宝宝 每天 需要 多少 d3

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