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Vegans and Vegetarians : Vitamin B12 is found naturally almost exclusively in animal products (meat, fish, dairy, eggs)
This pattern aligns with B12 pharmacokinetics: serum levels peak 8-12 hours post-injection, tissue saturation occurs over 48-72 hours (Andrs et al., Journal of Blood Medicine , 2018)
Will my medication contain additives
Injections are far more effective, especially for anyone with an absorption issue like pernicious anemia, Crohns disease, or a history of gastric surgery
No serious adverse events were attributed to the compound
PMID: 3531242 Gershanik, J., et al
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