vial of b12 im injection cost at costco Kirkland Signature B12, 5000 mcg, Quick Dissolve Cherry Flavor , 300 ct Cyano is a form of vitamin B12 that is man Vitamin B-12 Injection, 1,000 mcg/mL
Description
Compounding of unknown risks: Combining two compounds with incomplete human safety data multiplies the uncertainty considerably
Each 15 mL tube provides a potent dose of vitamin B12, with available strengths of 10,000 mcg or 36,000 mcg per tube depending on formulation

Have done 3 doses of first month and have had no negative side effects

Common signs include: If these symptoms dont go away or get worse, see a doctor
