Retatrutide's Phase 2 trial data (Jastreboff et al., NEJM 2023) identified a side-effect profile broadly consistent with other incretin-based therapies: Gastrointestinal : Nausea, vomiting, diarrhoea, and constipation were the most commonly reported adverse effects, particularly during dose escalation
Opening the ampoule of vitamin B12 Step 1 Tap the top of the B12 ampoule with your finger, so that the solution flows to the bottom
Cyanocobalamin (Vitamin B12) 500 mcg
Thus, individuals with food-bound vitamin B 12 malabsorption do not have an increased requirement for vitamin B 12
Fothergill, Amy, and Julia Finkelstein
Ng FM, Sun J, Sharma L, Libinaki R, Jiang WJ, Gianello R