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Subcutaneous injection delivers the peptide directly into systemic circulation, bypassing first-pass metabolism
(4)can interfere with B12 absorption
Caballero MR, Lukawska J, Lee TH, Dugu P
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Individuals with Gastrointestinal Disorders Conditions such as Crohns disease, celiac disease, or those who have undergone weight loss surgery can affect the bodys ability to absorb B12
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