Reference standards for the research you actually do.
Pure North Peptides supplies HPLC-verified peptide reference standards across nine therapeutic categories. Every lot is Janoshik-verified, lyophilized, and held until your order ships.
GLP-1, GIP, glucagon, amylin
Semaglutide (GLP-1) and Retatrutide (GLP-1/GIP/glucagon tri-agonist). Browse Metabolic →
Tissue repair and recovery
BPC-157, TB-500, KPV, BPC/TB Blend, BBG70 stack. Fragment standards used in tissue-repair and inflammation research. Browse Healing →
GHRH, GHRPs, IGF
CJC-1295 No DAC, CJC-1295 / Ipamorelin blend, Ipamorelin, Hexarelin, Tesamorelin, IGF-1 LR3. Browse Growth Axis →
Mitochondrial, senolytic, telomere
NAD+, MOTS-c, SS-31, Glutathione. Cellular-energy and longevity research compounds. Browse Longevity →
Cognitive and pineal-axis
Semax, DSIP, Pinealon. ACTH analogs, sleep-axis peptides, and Khavinson tetrapeptides. Browse Neuro →
Skin and hair-axis
GHK-Cu, KLOW Quad Stack, Melanotan II, Hair Growth & Follicle Stack. Copper peptides and α-MSH analogs. Browse Cosmetic →
Thymic and antimicrobial
Thymosin Alpha-1. Thymic peptide reference standard for in-vitro immunomodulation research. Browse Immune →
Reproductive and melanocortin
PT-141 (Bremelanotide), Kisspeptin-10, HCG. Melanocortin agonists and reproductive endocrine standards. Browse Hormone →
Solvents and supplies
Bacteriostatic water (0.9% benzyl alcohol). Browse Reconstitution →