Each mL contains Cyanocobalamin 1000 mcg, sodium chloride 9 mg and benzyl alcohol 0.015 mL in water for injection
ensure sufficient protein (often 1.2-1.6 g/kg body weight/day, sometimes more depending on the individual and activity)
The approval by the National Institute of Health and Care Excellence (NICE) of Novo Nordisks controversial weight loss drug, Wegovy (semaglutide), in April this year has reignited the debate, bringing issues such as health equity, safety and health economics to the fore
Heres a quick look at the pros and cons: Pros: Holistic Approach : Combines psychology-based tools with medical interventions for sustainable weight loss
Take home message Eli Lilly reported on 21 May 2026 that retatrutide produced an average weight loss of up to 30.3% in its Phase 3 TRIUMPH-1 trial, the largest figure reported so far for a weight-loss injection
They are not recommended in pregnancy or breastfeeding, for those under 18, or with severe untreated medical conditions