why use vitamin b12 injection Are Shots Safe? Royal Palm Beach Medical Group Vitamin B12 Injections | Energy

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Gonzlez-Guerra JL, Castilla-Cortazar I, Aguirre GA, Muoz U, Martn-Estal I, vila-Gallego E, Granado M, Puche JE, Garca-Villaln A (2017a) The sole partial insulin-like growth factor (IGF-1) deficiency reduces heart contractibility, angiotensin II sensibility, and alters gene expression of structural and functional cardiac proteins Gonzlez-Guerra JL, Castilla-Cortazar I, Aguirre GA et al (2017b) Partial IGF-1 deficiency is sufficient to reduce heart contractibility, angiotensin II sensibility, and alter gene expression of structural and functional cardiac proteins

That said, outside of certain sensitivities, allergies, or medical conditions, it's extremely difficult to take "too much" vitamin B12

PMID 82069

Details and Features: Concentration and Formulation: Each mL of solution contains 1000 mcg of Cyanocobalamin, providing a high-strength treatment option

That said, we are all individuals and will react differently