Its mechanism is competitive inhibition within the NNMT catalytic pocket, blocking the methyl transfer from SAM to nicotinamide
Molecular Pharmacology , 84 (1), 2540
However, pharmaceutical BMP products expensive ($5,000-$10,000 per treatment) and carry side effects (ectopic bone formation, inflammation)
How long the benefits last may depend on your individual needs, your B12 status, your metabolism, and the frequency of recommended injections
Know the Shelf Life: When reconstituted with Bacteriostatic Water, your blend should remain stable and potent for at least 4-6 weeks when properly refrigerated
Nonetheless, it should be used within a certain timeframe as recommended by the pharmacy (often 28 days after first puncture, per general guidelines for multi-dose vials, unless otherwise specified)