CLICK HERE FOR SDS Active Ingredients: Each mL contains: Cyanocobalamin (B12) 1,000 mcg Sodium chloride 0.22% w/v Ammonium sulfate 0.1% w/v Citric acid 0.01% w/v Sodium citrate 0.008% w/v Benzyl alcohol (preservative) 1.0% v/v Indications: For use as an aid in the management of vitamin B12 deficiencies in horses, dogs and cats
"Some people are deficient and feel a lot better when given a shot, but just to pep you up, there's no study that says it's helpful." B12 is created by bacteria, including those living in the digestive tract
Summary: In short, bacteriostatic water itself has no dosage beyond the volume you need to mix your drug
Additionally, a randomized, double-blind, placebo-controlled trial in 2,588 healthy older adults with mild hyperhomocysteinemia found that daily supplementation with 500 g of vitamin B 12 and 400 g of folic acid for two years reduced blood homocysteine concentrations but had no benefit on depressive symptoms in those with or without depressive symptoms at baseline (110)