Peptide library
Look up common uses, typical dosing, half-life, side effects, and how each compound works. These entries are for educational purposes only. Not medical advice.
Cognitive
Adamax
Adamax is a synthetic research peptide used as a nootropic for focus and mental energy. It is...
Cerebrolysin
Cerebrolysin is a liquid medicine made from pig brain proteins that are broken down into a...
Cortagen
Cortagen is a synthetic tetrapeptide with the sequence Ala-Glu-Asp-Pro. It belongs to the...
Dihexa
Dihexa is a small synthetic peptide built from a two amino acid fragment of a natural blood...
DSIP
DSIP is a small peptide of nine amino acids. It was first isolated in the 1970s from the...
FGL
FGL is a synthetic peptide derived from a piece of the brain-cell adhesion protein NCAM. It...
N-Acetyl Selank
N-Acetyl Selank is a modified version of the calming Russian peptide Selank. Selank is a...
N-Acetyl Semax
N-Acetyl Semax is a modified version of the stimulating Russian peptide Semax. Semax is a...
P21
P21 is an experimental peptide built from a fragment of the natural brain growth factor CNTF....
PE-22-28
PE-22-28 is a seven amino acid fragment of a longer peptide called spadin. Spadin is itself a...
Pinealon
Pinealon is a synthetic tripeptide with the sequence Glu-Asp-Arg, also called EDR. It is one...
Selank
Selank is a Russian anxiolytic peptide built as a stabilized version of the natural immune...
Semax
Semax is a Russian nootropic peptide derived from a fragment of the hormone ACTH but without...
Semax + Selank
Semax + Selank is a gray-market pairing of two Russian intranasal neuropeptides that people...
Cosmetic
AHK-Cu
AHK-Cu is a synthetic tripeptide of alanine, histidine, and lysine built around a copper...
GHK-Cu
GHK-Cu is a copper complex of a short peptide the body makes on its own. Skin creams and...
Glutathione
Glutathione is a tripeptide of glutamate, cysteine, and glycine that every cell makes and...
Melanotan I (MT-1)
Melanotan I is a synthetic copy of the hormone that tells skin to make pigment. The same...
Melanotan II (MT-2)
Melanotan II is a synthetic peptide that makes skin produce pigment without sun exposure. It...
SNAP-8
SNAP-8 is a synthetic peptide of eight amino acids used in leave-on skincare for the look of...
Growth Hormone
CJC-1295 (DAC)
CJC-1295 with DAC is a long-acting version of a peptide that tells the pituitary to release...
CJC-1295 (no DAC)
Modified GRF 1-29 is a synthetic version of the first 29 amino acids of the hormone that...
CJC-1295 (no DAC) + Ipamorelin
CJC-1295 (no DAC) and ipamorelin are two growth hormone secretagogues sold together and...
CJC-1295 (no DAC) + Ipamorelin + Tesamorelin
This blend combines three growth hormone secretagogues in a single injection. Tesamorelin and...
GHRP-2
GHRP-2 is a synthetic peptide that makes the pituitary release its own growth hormone. It...
GHRP-6
GHRP-6 is the original synthetic growth hormone releasing peptide. It was made in the 1980s...
Hexarelin
Hexarelin is a synthetic growth hormone releasing peptide. It makes the pituitary release its...
IGF-1 LR3
IGF-1 LR3 is a modified version of the growth factor that carries out most of growth...
Ipamorelin
Ipamorelin is a short synthetic peptide that makes the pituitary release its own growth...
MK-677
MK-677 is an orally active drug that makes the pituitary release its own growth hormone. It...
PEG-MGF
PEG-MGF is a synthetic copy of the tail end of a growth factor that muscle produces after...
Sermorelin
Sermorelin is the first 29 amino acids of the hormone the brain uses to tell the pituitary to...
Tesamorelin
Tesamorelin is a synthetic copy of the hormone the brain uses to tell the pituitary to...
Tesamorelin + Ipamorelin
Tesamorelin + Ipamorelin pairs a prescription growth hormone releasing hormone analog with an...
Healing & Recovery
ARA-290
ARA-290 is an 11 amino acid peptide copied from one face of erythropoietin's helix B. Its...
BPC-157
BPC-157 is a synthetic peptide of 15 amino acids. Its sequence was first reported as a...
BPC-157 + KPV
BPC-157 and KPV are sold together as an oral capsule for gut inflammation. A common capsule...
BPC-157 + TB-500 (Wolverine)
Wolverine Stack is the community name for using BPC-157 and TB-500 together for soft-tissue...
Cartalax
Cartalax is a synthetic tripeptide with the sequence Ala-Glu-Asp. It belongs to the Russian...
GHK-Cu + BPC-157
This pairing puts GHK-Cu together with BPC-157 for skin and soft-tissue repair. GHK-Cu is a...
GHK-Cu + KPV
This blend pairs GHK-Cu with KPV for inflammatory skin and soft-tissue recovery. GHK-Cu is a...
GLOW
GLOW is a premixed injectable blend of GHK-Cu, BPC-157, and TB-500 sold as a single vial....
KLOW
KLOW is a four-peptide gray-market blend of GHK-Cu, BPC-157, TB-500, and KPV. It is the GLOW...
KPV
KPV is a tripeptide of lysine, proline, and valine. It comes from the last three residues of...
Larazotide
Larazotide is an eight amino acid peptide taken by mouth. It was developed as an add-on for...
LL-37
LL-37 is the working end of a human antimicrobial protein that the body makes in skin, gut...
Pentosan Polysulfate
Pentosan polysulfate sodium is a sulfated sugar polymer made from beech wood xylan. It is not...
TB-500
TB-500 is a synthetic peptide sold as a research chemical for injury recovery. The name most...
Immunity
Longevity
Epithalon
Epithalon is a synthetic tetrapeptide with the sequence Ala-Glu-Asp-Gly. It is also written...
Epithalon + MOTS-c
This pairing puts synthetic Epithalon alongside MOTS-c in a longevity protocol. Epithalon is...
FOXO4-DRI
FOXO4-DRI is an experimental peptide made to kill senescent cells. Senescent cells have...
Humanin
Humanin is a small peptide the body makes from a gene inside its mitochondria. Researchers...
MOTS-c
MOTS-c is a 16-amino-acid peptide whose gene sits inside mitochondrial DNA. People inject it...
NAD+
NAD+ is a coenzyme every cell uses to turn food into energy and to run repair. It is not a...
Rapamycin
Rapamycin is sirolimus. It is a prescription drug that dials down a cell growth pathway known...
SS-31 (Elamipretide)
SS-31 is elamipretide. It is a synthetic peptide that collects inside mitochondria and is...
Metabolic & Weight
5-Amino-1MQ
5-Amino-1MQ is a small molecule that blocks an enzyme called NNMT. Sellers list it with...
AOD-9604
AOD-9604 is a 16 amino acid fragment of human growth hormone with a tyrosine added to its...
Cagrilintide
Cagrilintide is a long-acting synthetic version of amylin. Amylin is a hormone the pancreas...
Cagrilintide + Semaglutide (CagriSema)
Semaglutide plus cagrilintide is an investigational weight-loss combination that pairs a...
Dulaglutide
Dulaglutide is a once-weekly injection for type 2 diabetes. It is approved for blood sugar...
Liraglutide
Liraglutide is a once-daily GLP-1 receptor agonist injected under the skin. It is approved...
Mazdutide
Mazdutide is a once-weekly injection for long-term weight control and for type 2 diabetes. It...
Retatrutide
Retatrutide is a synthetic peptide in development as a once-weekly injection for obesity and...
Retatrutide + Cagrilintide
Retatrutide + Cagrilintide is an investigational pairing used for weight loss. Retatrutide is...
Semaglutide
Semaglutide is a long-acting GLP-1 receptor agonist taken once weekly by subcutaneous...
Survodutide
Survodutide is an investigational once-weekly injectable peptide developed for obesity and...
Tesofensine
Tesofensine is an oral drug candidate taken for weight loss. It acts like a stimulant and...
Tirzepatide
Tirzepatide is a once weekly injectable drug for type 2 diabetes, weight management, and...
Tirzepatide + BPC-157
Tirzepatide plus BPC-157 pairs an approved weekly weight and blood sugar drug with an...
Sexual Health
Gonadorelin
Gonadorelin is synthetic gonadotropin-releasing hormone. It is the signal the hypothalamus...
Kisspeptin-10
Kisspeptin-10 is the ten amino acid tail of a natural hormone that sits one step above GnRH...
Oxytocin
Oxytocin is a nine amino acid hormone the body makes in the pituitary. The injectable form is...
Prostamax
Prostamax is a synthetic four amino acid peptide, the sequence Lys-Glu-Asp-Pro, also called...
PT-141
PT-141 is bremelanotide. It is a synthetic peptide taken to raise sexual desire and arousal....
PT-141 + Oxytocin
PT-141 plus oxytocin is a pairing people take on demand before sex. PT-141 is bremelanotide....