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However, there is no evidence that B12 injections confer any greater benefit than does a good quality B vitamin complex, even in cases of B vitamin deficiency

These tools often use the subcutaneous method, delivering the B12 with a smaller needle into the fatty tissue of the abdomen or thigh

It contains 0.9% benzyl alcohol, which acts as a preservative to prevent bacterial growth, allowing it to be used for up to 28 days after opening

B12 injections are often recommended because they provide an immediate energy boost, bypassing the digestive system for quick absorption

Available at: Bock-Marquette I, Saxena A, White MD, Dimaio JM, Srivastava D