is there more than one type of injectably vitamin b12 Cyanocobalamin (b12) Injection 2,000 mcg/mL 30mL Conquer Pharma Intrav – My Store Cyanocobalamin Injection USP (B12)

Pain may be noted with intramuscular injection

18 Malabsorption due to microbiome imbalance, gut barrier damage, chronic use of medications such as metformin and proton-pump inhibitors, and poor diet also increases the likelihood of low B12 levels

We describe the evidence base underpinning the novel sublingual, intranasal and subcutaneous modes of B12 replacement in comparison to intramuscular and oral routes, with their respective benefits for patient compliance and cost-saving

Written by the Well Labs+ editorial team Last updated July 2026 Category Overview Some vitamins and nutrients are better delivered by injection than by supplement, bypassing digestion so your body can put them to use directly

Consult with your healthcare provider to find the right duration for you

It can also be prescribed as part of recovery protocols or wherever rapid nutrient replenishment is necessary