Peptide Class Guides

Comprehensive guides to major peptide classes, covering shared mechanisms, clinical landscapes, and the individual compounds within each therapeutic family.

GLP-1 Receptor Agonists & Incretin Mimetics

Glucagon-like peptide-1 (GLP-1) receptor agonists are a class of peptides and small molecules that mimic the incretin hormone GLP-1, which is secreted by intestinal L-cells in response to nutrient ing...

Semaglutide Liraglutide Tirzepatide Retatrutide Orforglipron +3 more

Growth Hormone Secretagogues (GHRP & GHRH)

Growth hormone secretagogues (GHS) are a class of peptides that stimulate the pituitary gland to release endogenous growth hormone (GH). The class is divided into two mechanistic subgroups: growth hor...

Ipamorelin CJC-1295 Sermorelin GHRP-2 GHRP-6 +2 more

BPC Family & Tissue Repair Peptides

The BPC family and tissue repair peptide class encompasses endogenous and synthetic peptide sequences that promote healing of musculoskeletal structures, skin, mucosa, and neural tissue through mechan...

BPC-157 TB-500 GHK-Cu LL-37 KPV +1 more

Thymosin Family & Immune-Modulating Peptides

The thymosin family encompasses thymic peptides and related immune-modulating sequences that regulate components of the innate and adaptive immune system. The class includes thymic peptides (Thymosin ...

Thymosin Alpha-1 Thymulin LL-37 KPV BPC-157

Melanocortin Receptor Peptides (MC1R–MC5R)

Melanocortin peptides are a class of endogenous and synthetic ligands that activate the five melanocortin receptor subtypes (MC1R–MC5R). Endogenous melanocortins include alpha-MSH, beta-MSH, and ACTH,...

PT-141 Melanotan II KPV

TRH Analogs & Neuroendocrine Regulatory Peptides

TRH analogs and neuroendocrine regulatory peptides are a class of hypothalamic and pituitary-derived sequences that regulate the major endocrine axes: thyroid (TRH), reproductive (GnRH/Kisspeptin), an...

Kisspeptin Oxytocin DSIP Semax