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Although doctors may recommend B12 injection for this purpose when weakness is related to peripheral neuropathy, more research is needed on effectiveness, and Medicare doesnt consider this medically necessary

Scientific Information: Composition: Sterile water with 0.9% benzyl alcohol preservative Research Use: Peptide reconstitution, solution dilution, and laboratory preparation procedures Sterility: Multi-use research-grade sterile solution Available Sizes: 3ML, 10ML, and 30ML vials Available Sizes & Pricing: Bacteriostatic Water 3ML $3.00 Bacteriostatic Water 10ML $8.00 Bacteriostatic Water 30ML $20.00 For Research Use Only

Even people who get their B12 from animal-based products can still have difficulty absorbing B12

Its made of three amino acids, l-glutamate, glycine and l-cysteine