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doi: 10.14814/phy2.14651 27 BiswasSCButeauJGreeneLA
When appetite is severely suppressed (especially during the early weeks and after dose increases), prioritize protein over all other macronutrients
doi: 10.1002/wsbm.1474 55 WeyandCMZeisbrichMGoronzyJJ
It is a small, conformationally flexible chain: no disulfide bonds, no aromatic residues, and an N-terminus capped by pyroglutamate
Cyanocobalamin is the most widely available synthetic form, is shelf-stable, and is FDA-approved for treating B12 deficiency
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