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doi: 10.1111/joim.12584

Typical dosage guidance Standard IV infusion protocol: Doses between 10 mL and 50 mL are diluted in 100 mL of standard infusion solution (0.9% sodium chloride, Ringers solution, or 5% glucose) and administered as a slow IV infusion over approximately 15 minutes

and Friedl, P

Historically, most peptides have been considered ineffective when swallowed because digestive enzymes in the stomach and small intestine break down protein structures before they can be absorbed

Initially, a person may need B12 supplementation shots every other day for around 2 weeks or until symptoms improve

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