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Q:  What would be the best test to determine the true level of B 12 that is being used or available (vs serum/pooled B12)?.

ag5zfnJlc291cmNlLXFuYXITCxIGQW5zd2VyGICAgIDX_ogKDA Genetics & Health Question: What would be the best test to determine the true level of B 12 that is being used or available (vs serum/pooled B12)?. Answer: Methymalonic acid is the best test currently available http://www.cdc.gov/ncbddd/b12/detection.html?mobile=nocontent http://resqua.com/100005927200207/what-would-be-the-best-test-to-determine-the-true-level-of-b-12-that-is-being-used-or-available-vs

Methymalonic acid is the best test currently available
http://www.cdc.gov/ncbddd/b...

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