Most other peptides used for performance, longevity, or recovery arent FDA approved or covered by insurance, meaning patients pay the full cost themselves
In experimental models, Ipamorelin demonstrates high selectivity for GHS-R1a without significant activity on other pituitary hormone pathways, distinguishing it from GHRP-2 and GHRP-6 which show broader hormonal activity profiles in research settings
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Qiao H, Ren H, Du H, Zhang M, Xiong X, Lv R
Efficacy of oral compared with intramuscular vitamin B-12 supplementation after Roux-en-Y gastric bypass: a randomized controlled trial
MT-1 is distinct from Melanotan 2 (MT-2): MT-1 is a linear peptide with high MC1R selectivity, while MT-2 is a cyclic analogue with broader melanocortin receptor activity including MC3R and MC4R