semaglutide does what vs. Phentermine: Which Weight Loss Option Works Better? Tirzepatide vs Semaglutide: Weight Loss,

Li Y, Huang F, Tao Y, Zhou Y, Bai A, Yu Z, Xiao D, Zhang C, Liu T, Hou X, Li Y (2022) BcGR1.1, a cytoplasmic localized glutathione reductase, enhanced tolerance to copper stress in Arabidopsis thaliana

The short answer: possibly favorable for metabolism, but not proven to spare muscle

The epidemiological burden and overall distribution of chronic comorbidities in coronavirus disease-2019 among 202,005 infected patients: evidence from a systematic review and meta-analysis

Pharmacologically, only short-acting GLP-1RAs demonstrate a marked reduction in gastric emptying (156), while chronic activation of GLP-1R results in a waning effect on gastric emptying due to tachyphylaxis

"Losing weight will always affect muscle mass