The other important SH compound, MTs [sulfur(S)-containing, cysteine (Cys)-rich, short, low molecular weight (48 kDa) gene-encoded polypeptides] have been reported to bind varied metals through the SH of their Cys-residues (Cobbett and Goldsbrough, 2009)
J Clin Endocrinol Metab (1986) 63:4928
The peptide itself is a derivative of Melanotan II, a compound that has been studied for its effects on tanning, sexual arousal, and appetite regulation
Third, when retatrutide becomes available and you start seeing claims about it, the question to ask your doctor is not "does it work?" but "for my specific situation, what does it improve that we already know about, and what hasn't been studied yet?" Weight, blood-sugar control, and liver fat sit on strong evidence
Genetically encoded fluorescent sensors reveal dynamic regulation of NADPH metabolism