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Description
Tirzepatide is a 39-amino-acid peptide with a fatty acid sidechain (a C20 icosanoyl moiety) that makes it sensitive to agitation-induced aggregation
doi: 10.3382/ps.0590303
Vegans, older adults, those with pernicious anemia, and patients on metformin or proton-pump inhibitors face higher deficiency risk and warrant clinical evaluation before starting
B12 absorption decreases with age due to reduced production of intrinsic factor, a stomach protein needed for absorption
DR ROSSI: So after injury, do you recommend that
Metformin blocks calcium channels necessary for vitamin B12 absorption at the ileal level
