I came across this article tonight while searching for something else. I thought it was an interesting article and thought I'd post it for other diabetics to see. Hope it is helpful. http://www.diabetesselfmanagement.co...12_deficien cy/ Metformin and Risk For Vitamin B12 Deficiency Amy Campbell Metformin (brand names Glucophage, Glucophage XR,
Fortamet, Riomet, Glumetza, and ...