Blog.

November 10, 2025 Peptide Science

What Is MOTS-c? The Mitochondrial Peptide Bridging Exercise Science and Longevity Research

MOTS-c (Mitochondrial Open Reading Frame of the 12S rRNA Type-c) is a 16-amino acid peptide encoded in mitochondrial DNA. That origin is significant: MOTS-c ...

November 3, 2025 Research Fundamentals

How to Read a Peptide Certificate of Analysis (COA): A Researcher’s Complete Guide

A Certificate of Analysis is the single most important document in peptide research. If you can’t read one, you can’t verify what you’re ac...

October 27, 2025 Peptide Science

From CPPs to AI-Designed Sequences: How Peptide Delivery and Discovery Converged in 2025

For decades, peptide science operated as two parallel endeavors. Computational chemists refined the art of peptide design—predicting structures, binding affi...

October 20, 2025 Peptide Science

What Is Sermorelin? The Original Growth Hormone Secretagogue Explained

Sermorelin (GRF 1-29) is the first 29 amino acids of the 44-amino acid growth hormone-releasing hormone (GHRH). It was the first GH secretagogue to receive c...

October 13, 2025 Metabolic Research

GLP-1 Research Peptides Compared: Semaglutide vs Tirzepatide vs Retatrutide

GLP-1 receptor agonists have dominated metabolic research since 2023. With three major compounds now widely available for research, understanding their diffe...

October 6, 2025 Research Fundamentals

How to Spot Fake Peptides: 9 Red Flags Every Researcher Must Know

The research peptide market is flooded with underdosed, mislabeled, and outright counterfeit products. Knowing how to identify them before you buy protects b...