今天我们来谈一下为什么二甲双胍会导致维生素b12的流失，这会带来哪些后果，如何检测维生素b12的缺乏，以及如何尽量预防这样的问题出现。
https://www.frontiersin.org/articles/10.3389/fendo.2021.718942/full%20#h11
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9321693/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8740051/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6867725/
https://nsj.org.sa/content/nsj/11/2/107.full.pdf
https://pubmed.ncbi.nlm.nih.gov/22266560/
https://pubmed.ncbi.nlm.nih.gov/25998928/
https://www.nature.com/articles/s41522-023-00419-y
https://academic.oup.com/qjmed/article/106/6/505/1538806?login=false
https://pubmed.ncbi.nlm.nih.gov/30642843/
https://pubmed.ncbi.nlm.nih.gov/31018715/
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