Cell Penetrating Peptides (CPP) - NEW!

A Quick Reference Brochure Listing Peptides International's Cell-Penetrating Peptides, or CPPs.

Colivelin and Humanin Peptides

Though the cause of Alzheimer’s Disease (AD) is probably due to multiple factors, increasing evidence indicates accumulation of amyloid β (Aβ) is a major event contributing to neuronal death and disease progression.


Peptides International's product brochure for Cyclorasins

Defensin and Related Antimicrobial Peptides - NEWLY UPDATED!

Defensin peptides have broad-spectrum microbicidal effects against a number of microorganisms that include bacteria, envelop viruses, fungi, spirochetes and mycobacteria.

Disulfide-Rich Peptides - NEWLY UPDATED!

A brochure listing the wide range of products that are classified as Disulfide-Rich, yet belong to many other subcategories (i..e., Peptide Toxins, Defensins, Hepcidins, and others)

Experimental Autoimmune Encephalomyelitis (EAE) Related Peptides

Experimental autoimmune encephalomyelitis (EAE) has been used as a model for studying multiple sclerosis (MS) due to the clinical and histopathological similarities of the inflammatory diseases affecting the central nervous system.

Feeding Regulatory Peptides

Energy balance plays an important role in regulating weight, and loss of balance can contribute to obesity and other eating disorders.

Glucose Uptake Monitoring in Living Cells, Reagent 2-NBDG

Monitoring Glucose Uptake into Single, Living, & Malignant Cells


Hepcidin plays a central role in the regulation of iron homeostasis. It is produced in the liver, processed, and secreted as hepcidin-25.

Ghrelin, Obestatin, and Nesfatin - NEWLY UPDATED!

Growth hormone releasing peptide 6 (GHRP-6) was the first synthetic peptide that was shown to release growth hormone (GH) and stimulate weight gain by binding to growth hormone secretagogue receptor type 1a (GSR1a)