Find the Right Peptide Supplier
Compare vendors, verify COAs, and make informed decisions. The PCPartPicker for peptides.
Top-Rated Vendors
View all →Peptide Sciences
USA · Est. 2013
One of the most trusted US-based peptide suppliers with a long track record. Offers comprehensive third-party testing and a wide catalog.
Amino Asylum
USA · Est. 2018
Budget-friendly US supplier with competitive pricing and multiple payment options. Popular in community forums for value.
Limitless Life Nootropics
USA · Est. 2016
Specialty supplier known for nootropic peptides. Strong documentation practices and good community standing.
Core Peptides
USA · Est. 2019
Premium US supplier with focus on GLP-1 peptides (Semaglutide, Tirzepatide). Known for quality and fast shipping.
Biotech Peptides
USA · Est. 2015
Established mid-tier supplier with a decade of operation. Good selection of immune system peptides including LL-37 and Thymosin Alpha-1.
Browse by Category
All peptides →Popular Peptides
BPC-157
HealingBPC-157 is a synthetic peptide consisting of 15 amino acids. It is derived from a protective protein found in gastric juice and has demonstrated remarkable healing and regenerative properties across numerous animal studies.
8 vendors carry this
TB-500
HealingTB-500 is a synthetic version of Thymosin Beta-4, a naturally occurring peptide found in virtually all human and animal cells. It plays a crucial role in building new blood vessels, muscle tissue, and regenerating wounded tissue.
8 vendors carry this
Ipamorelin
GH SecretagogueIpamorelin is a selective growth hormone (GH) secretagogue and ghrelin mimetic. It stimulates the pituitary gland to release growth hormone in a pulsatile pattern that mimics natural GH secretion.
8 vendors carry this
CJC-1295
GH SecretagogueCJC-1295 is a synthetic analogue of growth hormone-releasing hormone (GHRH). It extends the half-life of GHRH from minutes to days, providing sustained GH stimulation.
8 vendors carry this
Semaglutide
MetabolicSemaglutide is a GLP-1 receptor agonist originally developed for type 2 diabetes management. It has gained significant attention for its powerful weight loss effects and metabolic benefits.
3 vendors carry this
Tirzepatide
MetabolicTirzepatide is a novel dual GIP and GLP-1 receptor agonist. Clinical trials have shown superior weight loss results compared to semaglutide, making it one of the most effective metabolic peptides available.
2 vendors carry this
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