b12 injection medication name Cyanocobalamin Vitamin 1000 mcg — Mountainside Medical Compounded Hydroxocobalamin (Vitamin B12) Injection
Description
Can Vitamin D and B12 deficiency cause severe fatigue

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A longer 52-week extension confirmed that these reductions were sustained with continued therapy (Falutz et al., JCEM 2010

Pharmacol., 56, 635638

Vitamin B12 is a water-soluble vitamin that must be ingested daily and absorbed effectively by the digestive tract in order to maintain optimal health

Give it a few weeks and discuss any changes (or lack thereof) with your healthcare provider at follow-up
