Pay in 4 interest-free payments of $7.38 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Supplementing with vitamin B12 is generally considered safe, as there is a low risk of toxicity
See Safety
Vitamin B12 for vision A rare condition from a lack of vitamin B12 is optic neuropathy
Continuing for two weeks beyond apparent full recovery helps ensure tissue has truly healed rather than just reaching a temporarily improved but fragile state
Retrieved June 27, 2013
Its naturally produced by our own bodies, so it's not a foreign chemical or something like that
US$ 26.92
US$ 22.47
US$ 20.25
US$ 27.10
US$ 25.79
US$ 27.88
US$ 26.63
US$ 28.77
US$ 24.33
US$ 27.54
US$ 21.87
US$ 21.83
US$ 27.97
US$ 27.84
