mthfr and methyl b12 injections Importance of vitamin Methylated B12 Liquid - MTHFR
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[DOI] [PubMed] [Google Scholar] 12.Dallongeville J, Fruchart JC, Auwerx J

And besides, what happens if you inject B12 wrong

Nature, 2014

According to the Phase II trial of Alimta, people treated with the Alimta+cisplatin+radiation arm achieved a two-year overall survival rate of 57.6% [5]

Fortunately, Vitamin C is easy to get through the foods you eat
