US$ 20.92
1000mcg b12 injection Vitamin B12, Cyanocobalamin, Injection, 1000mcg/mL, 1mL Vial, 25 Vials made form of vitamin B12 Vitamin B12 Injection - We
Description
Underlying conditions: digestive disorders like Crohn's or celiac disease, or autoimmune conditions, can cause you to use up B12 faster and may call for more frequent injections

That gap should matter when claims are presented as established fact

[DOI] [PubMed] [Google Scholar] 34.Weinert BT, Schlz C, Wagner SA, Iesmantavicius V, Su D, Daniel JA, et al
A common dose for treating deficiency is 1,000 mcg