Individuals with B12 deficiency, which can occur due to dietary restrictions (e.g., vegan or vegetarian diets), gastrointestinal disorders affecting absorption, older age, or certain medical conditions that interfere with B12 absorption
Lahner E, Persechino S, Annibale B
For a 5mg target dose, the calculated volume is 5 26.5 = 0.189mL (18.9 units), slightly less than the 20 units you'd draw assuming exactly 50mg
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Peptide comparison chart: Which one is right for you
These components are then released into the bloodstream to be used as energy