AI-powered peptide intelligence by Framework Island. Evidence-based, editorially rigorous, and committed to transparency in peptide science.
Peptides
CJC-1295 is one of the most widely used peptides in the growth hormone optimization space — and one of the most frequently misunderstood. The name refers to two chemically distinct compounds that behave very differently in the body, and the confusion between them is responsible for a significant portion of the
Peptides
PT-141, the peptide better known by its generic name bremelanotide, occupies a genuinely unique position in the pharmacology of sexual dysfunction. Unlike every other drug in this space — Viagra, Cialis, flibanserin — it does not work on the genitals. It works on the brain. Specifically, it targets a network of melanocortin
GLP-1
Tirzepatide has quickly become one of the most discussed medications in metabolic medicine. Sold under the brand names Mounjaro (for type 2 diabetes) and Zepbound (for obesity), it represents a new class of treatment: the dual GIP/GLP-1 receptor agonist. Unlike earlier GLP-1 drugs like semaglutide, tirzepatide activates two distinct
GLP-1
If you've been diagnosed with PCOS and struggle with weight, irregular periods, or stubborn insulin resistance, you've probably heard about Ozempic — and wondered whether it might help. The answer, based on growing clinical evidence, is a cautious but increasingly confident: yes. Semaglutide, the GLP-1 receptor agonist
Peptides
Peptides
BPC-157 is a synthetic pentadecapeptide — a chain of 15 amino acids — derived from a protective protein found in human gastric juice. Since its isolation in the 1990s, it has become one of the most studied peptides in preclinical research, with a remarkable breadth of reported effects: accelerated tissue healing, gut
Peptides
If you've explored growth hormone-releasing peptides (GHRPs), you've likely encountered the big names: GHRP-6, Ipamorelin, GHRP-2. But there's one peptide that consistently tops the potency charts yet remains relatively underappreciated outside serious research circles: Hexarelin. Hexarelin is a synthetic six-amino acid peptide that stimulates
GHRP-6 is one of the original synthetic growth hormone secretagogues and one of the most studied. This guide covers its mechanism of action, documented benefits, dosing protocols, the classic CJC-1295 stack, and side effects.
Peptides
If you've explored the world of nootropics, you've likely encountered the usual suspects — racetams, adaptogens, and synthetic stimulants. But a small class of peptides developed in Russia over the past four decades is quietly earning recognition among researchers and biohackers alike. Semax stands at the top
Peptides
Developed in Soviet-era Russia, Epithalon is the most-studied telomerase-activating peptide in existence. Here's what the science actually shows — and what it doesn't.
Peptides
In the landscape of nootropic and anxiolytic peptides, few compounds have generated as much scientific interest as Selank. Originally developed in the Soviet Union and refined at the Institute of Molecular Genetics of the Russian Academy of Sciences, Selank represents a genuinely unique class of therapeutic agent: a synthetic tuftsin
Peptides
If you've been exploring growth hormone secretagogues, you've likely encountered Ipamorelin. Developed in the late 1990s, Ipamorelin has become one of the most studied and widely used peptides for enhancing body composition, recovery, and overall wellness. Unlike older growth hormone-releasing peptides (GHRPs) that often came with