Pay in 4 interest-free payments of $5.47 Learn more
Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
Too little vitamin B12 may leave your symptoms unresolved, while excessive amounts, although generally safe, can sometimes mask other medical issues or complicate long-term care
J Am Acad Orthop Surg Glob Res Rev
Underlying conditions: Digestive or absorption issues
Gastrointestinal conditions such as pernicious anemia (autoimmune destruction of gastric parietal cells), Crohn's disease, celiac disease, and prior gastric or ileal surgery significantly impair absorption
US$ 26.31
US$ 24.23
US$ 26.55
US$ 29.08
US$ 24.13
US$ 23.43
