I have checked all my vitamin level including vitamin D. They ar

来源: 天边的蔷薇 于 2014-03-14 10:39:04 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (141 bytes)
回答: 中老年人补充维生素D好处多多 由 御用文人 于 2014-03-13 00:29:41

Should I add vitamin D pill on daily basis? Can I absorb them from food and sun exposure. Or they are not enough and I need the pills!!

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