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The peptides possible role in mammalian cell cultures suggests its potential relevance in optimizing recombinant protein production and biopharmaceutical research

Insulin-like growth factor-1 and lipid metabolism IGF-1 promotes preadipocyte differentiation [181], however, as preadipocytes differentiate, they stop expressing IGF-1Rs, delegating such functions now to insulin receptors, which increase in number significantly

TB-500 (thymosin beta-4) is not currently FDA-approved, although in July 2026 an FDA advisory committee voted to recommend allowing licensed pharmacies to compound it

These include approved prescription weight-loss medications based on synthetic peptides that mimic natural hormones, such as semaglutide (found in Wegovy) and tirzepatide (found in Mounjaro)