Peptide Info
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Peptide InfoWhat Is Retatrutide? The Triple Agonist Peptide Explained
Retatrutide, often shortened to reta, is a single peptide built to switch on three hormone receptors at once. This guide covers what it is, how triple agonism works, h...
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Peptide InfoWhat Is BPC-157? The Body Protection Compound Explained
BPC-157 is a 15-amino-acid peptide taken from a protein in gastric juice. It is one of the most talked-about research peptides, and most of what is known comes from an...
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Peptide InfoWhat Is GHK-Cu? The Copper Peptide Explained
GHK-Cu is a tiny three-amino-acid peptide that holds a copper ion. It occurs naturally in human plasma, declines with age, and is one of the most studied peptides in s...
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Peptide InfoWhat Is TB-500? Thymosin Beta-4 and Its Active Fragment
TB-500 is a synthetic peptide based on thymosin beta-4, one of the most abundant proteins inside our cells. This guide explains the full protein vs the fragment, why a...
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Peptide InfoWhat Is Melanotan? Melanotan I vs Melanotan II
Melanotan is the name for two lab-made versions of a natural pigment hormone. This guide explains Melanotan I vs Melanotan II, the melanocortin receptors they act on, ...
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Peptide InfoBPC-157 vs TB-500: Differences and the 'Wolverine Stack'
BPC-157 and TB-500 are the two most talked-about research peptides, and they are often paired as the so-called Wolverine stack. Here is how they differ, why they are s...
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Peptide InfoRetatrutide vs Tirzepatide: Dual vs Triple Agonists Explained
Tirzepatide hits two hormone receptors and is an approved medicine. Retatrutide adds a third and is still in trials. This guide compares their structure, receptors, ha...
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Peptide InfoCJC-1295 vs Ipamorelin vs Tesamorelin: GH-Axis Peptides Compared
CJC-1295 (with and without DAC), Ipamorelin, Tesamorelin and IGF-1 LR3 act at different points along the growth hormone axis. This guide maps where each one works, com...
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Peptide InfoSemax vs Selank: Nootropic Peptides Compared
Semax and Selank are seven-amino-acid peptides developed in Russia and studied as nootropics. They share a protective tail but are built on different parent molecules....
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Peptide InfoMOTS-c, SS-31, NAD+ and Glutathione: Cellular Research Compounds
MOTS-c, SS-31, NAD+ and glutathione are the cellular energy and mitochondrial compounds in our range. They work in very different ways. This guide explains what each o...
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Peptide InfoWhat Is AOD-9604? The Growth Hormone Fragment Explained
AOD-9604 is a 16-amino-acid fragment of human growth hormone developed at Monash University in Melbourne. Here is its structure, history, regulatory story and how it d...
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Peptide InfoWhat Is KPV? The Alpha-MSH Tripeptide Explained
KPV is a three-amino-acid fragment from the end of alpha-MSH, studied in inflammation, gut and skin models. Here is what it is, how it differs from Melanotan, and wher...
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Peptide InfoWhat Is NAD+? Nicotinamide Adenine Dinucleotide Explained
NAD+ is a coenzyme found in every living cell, central to energy metabolism and to the enzymes that repair DNA. Here is what it is, how it was discovered and why resea...
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Peptide InfoWhat Is CJC-1295? DAC vs No DAC (Mod GRF 1-29) Explained
CJC-1295 comes in two versions that behave very differently: with DAC it lasts about a week, without DAC (Mod GRF 1-29) it lasts about 30 minutes. Here is what CJC-129...
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Peptide InfoWhat Is Glutathione? The Cell's Main Antioxidant Explained
Glutathione is a three-amino-acid peptide that every cell makes for itself. It is the main antioxidant inside cells. Here is its structure, its two forms and why resea...
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Peptide InfoWhat Is Tesamorelin? The Full-Length GHRH Analogue Explained
Tesamorelin is a stabilised version of the body's full 44-amino-acid growth hormone releasing hormone, and the only GHRH analogue approved as a medicine in the US. Her...
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Peptide InfoWhat Is Ipamorelin? The Selective Ghrelin Mimetic Explained
Ipamorelin is a five-amino-acid peptide that acts at the ghrelin receptor. It is known for being more selective than the growth hormone releasing peptides before it. H...
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Peptide InfoWhat Is MOTS-c? The Mitochondrial-Derived Peptide Explained
MOTS-c is a 16-amino-acid peptide coded by mitochondrial DNA, not the cell nucleus. It was only described in 2015 and has become one of the most studied mitochondrial ...
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Peptide InfoGLOW vs KLOW: Peptide Blends Compared
GLOW and KLOW are multi-peptide research blends. GLOW combines BPC-157, GHK-Cu and TB-500; KLOW adds KPV. Here is what is in each and how researchers choose between them.
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Peptide InfoWhat Is Semax? The ACTH-Derived Nootropic Peptide Explained
Semax is a seven-amino-acid peptide built from a fragment of ACTH, developed in Moscow in the 1980s and studied as a nootropic. Here is its structure, history and rese...
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Peptide InfoWhat Is PT-141? Bremelanotide Explained
PT-141, or bremelanotide, is a cyclic peptide developed from Melanotan II that acts mainly at the brain's MC4 receptor. It was approved in the US in 2019. Here is how ...
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Peptide InfoWhat Is Selank? The Tuftsin-Based Peptide Explained
Selank (sometimes misspelt selnak) is a seven-amino-acid peptide built from tuftsin, an immune peptide, with a protective tail. It was registered in Russia in 2009. He...
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Peptide InfoWhat Is SS-31? Elamipretide Explained
SS-31, also called elamipretide, is a four-amino-acid peptide designed to reach the inner membrane of mitochondria. In 2025 it became the first FDA-approved treatment ...
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Peptide InfoWhat Is 5-Amino-1MQ? The NNMT Inhibitor Explained
5-Amino-1MQ is a small molecule, not a peptide, that blocks an enzyme called NNMT. It links to NAD+ metabolism and has been studied in mice. Here is what it is and how...
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Peptide InfoWhat Is IGF-1 LR3? Long R3 IGF-1 Explained
IGF-1 LR3 is an 83-amino-acid, long-acting version of IGF-1 developed in Adelaide. Two changes stop it being switched off by binding proteins. It is one of the most wi...
