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You can combine your B12 injection with other services in the same visit, such as a school or sports physical or an annual exam, which saves you time and repeat visits
When broader nutritional support or hydration is the goal, IV infusions justify the premium through their expanded scope of delivery
What to Do If You Miss an Injection Day If you miss a scheduled injection day, apply the dose when you can and count 5 days forward from that new date
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Why dosage varies by person Your B12 dosage and injection frequency should reflect your individual needs
A B12 shot is a quick intramuscular injection of vitamin B12 (cobalamin) that bypasses the stomach acid, liver metabolism, and intestinal absorption issues that limit oral B12 to roughly 1% bioavailability in most adults
