Pay in 4 interest-free payments of $5.04 Learn more
Ships within 48 hours · Estimated delivery Nov 13 - Nov 18
Ask a clinician for serum B12 and a complete blood count
Basically, cyanocobalamin needs to be broken down to cobalamin and cyanide in order to convert to the active form of B12, and some researchers have concerns about the effects of cyanide accumulation in the body with long-term use of cyanocobalamin but the jurys still out on whether thats a cause for concern
19 Early studies: There were studies in the 1950s and the1960s that showed that oral vitamin B 12 could be absorbed by patients with pernicious anemia and could lead to resolution of the anemia
So far so good, Im not having any side effects either
US$ 23.37
US$ 25.46
US$ 28.88
US$ 20.64
US$ 22.86
US$ 23.20
