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Injections deliver vitamin B12 directly into the muscle, bypassing the digestive system
Vitamin B-12 is also added to some foods, such as fortified breakfast cereals, and is available as an oral supplement
Nature 596 , 583589 (2021)
[6] Increased motivation: Seeing actual physical changes can serve as powerful motivation to maintain or even intensify health and fitness routines
I feel so much better. u/healthysurgeon These personal stories reflect whats seen clinicallypeople with absorption problems often respond better to injections than oral supplements
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