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Localized redness or irritation may occur at the subcutaneous injection site
Post-bariatric surgery patients Surgical alteration of the stomach or small intestine reduces the absorptive surface area for B12
The products should not be used as a food, drug, cosmetic, or other household use
No research program is without constraints, and acknowledging these limitations helps set appropriate expectations
B-12, a crucial nutrient, plays an essential role in energy production, nerve function, and red blood cell formation
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