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Although routine B12 supplementation in patients on metformin therapy is not the standard of care (279), it is reasonable to monitor vitamin B12 levels in patients on metformin, particularly for individuals on long-term metformin (102
doi:10.1186/s12872-025-05186-6 Shaikh S, Hamza M, Neppala S, et al
Other drugs may interact with cyanocobalamin, including prescription and over-the-counter medicines, vitamins, and herbal products
They help keep B12 levels up, which supports the bodys functions
To skip the hand math entirely, the dosage calculator does all of this for you
Langan, R., & Goodbred, A
![PDF] Glucagon-Like Peptide 1 Secretion by the L-Cell](https://ai2-s2-public.s3.amazonaws.com/figures/2017-08-08/a2f9656e08abdc8038b7370c7d88ffcd6fb2c168/5-Figure5-1.png)
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