Tesamorelin vs. Sermorelin: Peptides to Boost HGH Peptide Series. Vol 5. Ipamorelin What you need to know, This one gets a lot of attention because it boosts growth hormone without spiking cortisol., That's rare., Most older GH peptides (GHRP 6, Tesamorelin + Ipamorelin Blend Research Peptide Regen Peptides Particle Ipamorelin under scientific review Main research areas: Ipamorelin is a synthetic pentapeptide studied for its selective interaction with growth signaling pathways, regenerative processes, and neuroendocrine mechanisms. Its high selectivity CJC 1295 + Ipamorelin Fertility Hormone Regulation, Benefits & Safety Inovi Fertility and Genetics Institute