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Limitations of Anecdotal Evidence Community experience has fundamental limitations that deserve acknowledgment
Ribas V et al
Vitamin B 12 is available only in animal foods (meat and dairy products) or yeast extracts (such as brewer's yeast)
What exists is a growing body of preclinical data, early-phase human research, and a developing clinical consensus among peptide-prescribing physicians that points toward a relatively narrow therapeutic window
the benefits of hydroxocobalamin are entirely clear compared to the synthetic alternative form cyanocobalamin
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