It's when your body can't make intrinsic factor, the protein needed to absorb B12
A: Pharmaceutical-grade peptides are expensive because of what youre paying for: FDA-registered manufacturing facilities with cleanroom production, rigorous purity testing (HPLC, mass spectrometry), sterility and endotoxin testing, proper storage and handling throughout the supply chain, legal liability insurance, and actual medical oversight with lab monitoring
Yes, split dosing is a valid approach, particularly for doses at the higher end of the range (450-500mcg daily)
The problem might not be your willpower, your workout routine, or even your diet
18 Prevention Because of potential interactions from prolonged medication use, physicians should consider screening patients for vitamin B 12 deficiency if they have been taking proton pump inhibitors or H 2 blockers for more than 12 months, or metformin for more than four months