b12 intramuscular injection dosage Dose: 7 Guidelines for Adults Vitamin B12 Injections: 8 Dosage

Very common (more than 1 in 10): mild pain, redness, or swelling at injection site usually fades in a day

and it was sent out right away

Visit our full Vitamin Shot Bar here: Talk to your doctor before trying B12 supplements

Interactions with Medications Vitamin B12 has the potential to interact with certain medications, including diabetic prescriptions, metformin, proton pump inhibitors, antagonists and antibiotics

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A prescription is not required for our over-the-counter B12 formulation, and we can administer it directly after a brief health assessment