The selectivity is documented in the foundational paper: a peer-reviewed European Journal of Endocrinology study demonstrating that Ipamorelin stimulates growth hormone selectively without elevating ACTH, cortisol, or prolactin, which is exactly why it has become the default selective secretagogue in modern peptide medicine
Topical Glutathione Early studies using 0.1% to 2% formulations showed significant improvements in skin tone and pigmentation in localized areas
MED: Writing review & editing, Investigation, Conceptualization, Supervision, Project administration, Writing original draft, Funding acquisition, Data curation
While research suggests potential advantages, its equally important to acknowledge the limited data on long-term effects in humans and the FDAs categorization of ipamorelin as a 503A/503B drug