rfk semaglutide The peptide regulatory landscape in 2026 is in active flux. After the FDA placed 19 popular peptides in Category 2 in late 2023, HHS Secretary Jr. announced in February 2026 that @realgreggutfeld asked me last night

Juul, F., Parekh, N., Martinez-Steele, E., Monteiro, C

Some institutions now recommend withholding GLP-1RAs for 12 weeks before elective procedures, particularly if the patient is early in treatment or shows symptoms of gastroparesis

Drugs.com, May 2026) SEMALEAN Found Function Improved Even as Lean Mass Dipped The SEMALEAN trial produced one of the more reassuring findings in this area: lean mass declined initially then stabilised , while handgrip strength improved by 4.5 kg and sarcopenic obesity prevalence fell from 49% to 33% over twelve months

doi: 10.1111/head.13715

Purification, kinetic properties, and physiological roles