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71,72,73,76 One obstacle to preclinical use in animal models is the species specificity of the drug
Injections are also advantageous for individuals who have undergone gastric surgery, as the procedure can: Decrease the number of cells needed to secrete stomach acid and intrinsic factor in the gastrointestinal tract Help bypass absorption challenges Provide adequate levels of the essential vitamin Immediate Increase in Blood Levels B12 injections can raise blood levels of the vitamin within 48 to 72 hours
DSIP , a naturally occurring neuropeptide that plays a role in regulating sleep and various physiological processes
