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57 mcg aluminum in b12 injections Cyanocobalamin Injection, USP Vitamin B12 Injection - We
Description
Crossref 2

Having a lack of intrinsic factor (IF) , a substance that binds to B12 so it can be absorbed into the bloodstream (5)

It is not a standalone weight-loss solution

Clinical trials involving over 900 participants confirmed that AOD-9604 has no effect on glucose metabolism, insulin sensitivity, or IGF-1 levels

The most speculative
