This would make it the third major incretin-based obesity drug to reach the market, following semaglutide (Wegovy) and tirzepatide (Zepbound), but the first to use the full triple-agonist mechanism
This is based on its 6 to 8 day half-life and the pharmacological principle that 4 to 5 half-lives are required for near-complete elimination
PMCID: PMC12071658 ) [DOI] [PMC free article] [PubMed] [Google Scholar] 9.9.Garvey JF, Pengo MF, Drakatos P, Kent BD (2015) Epidemiological aspects of obstructive sleep apnea
This combination gave me something that diet and cardio alone never could
Summary: Retatrutide may indirectly reduce vitamin B12 levels by substantially lowering dietary intake, though no direct pharmacological effect on B12 absorption has been confirmed
Semaglutide is one of the best-known GLP-1 medications used for chronic weight management under the brand name Wegovy