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A small percentage, around 12% of the dose, is absorbed passively across the gut lining without IF
Rarely reported symptoms may include mild skin reactions, gastrointestinal disturbance, or headache, typically following high-dose intramuscular injections
No specific food will counteract the injection, so there are no forbidden foods due to the shot
This size is recommended so that the needle reaches the muscle tissue where the B12 can be absorbed effectively
All products are sold for research, laboratory, or analytical purposes only, and are not for human consumption
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