All Peptides

All Peptides

Browse every peptide article on Peptidepedia. Evidence-graded, source-linked profiles written and reviewed by clinical pharmacists.

BPC-157

BPC-157 is a synthetic peptide derived from stomach juice that may accelerate healing. Learn about uses, dosage protocols, side effects, legal status, and research evidence.

Semaglutide

Semaglutide is a GLP-1 receptor agonist approved for diabetes and weight management. Learn about uses, dosage protocols, side effects, legal status, and clinical evidence.

Tirzepatide

Tirzepatide is an FDA-approved dual GIP/GLP-1 receptor agonist for type 2 diabetes and weight loss. Learn about uses, dosage protocols, side effects, clinical trial data, and more.

TB-500

TB-500 is a synthetic peptide mimicking Thymosin Beta-4 that accelerates tissue repair, reduces inflammation, and enhances flexibility. Learn about uses, dosage protocols, side effects, legal status, and research evidence.

Retatrutide

Retatrutide is a triple receptor agonist (GLP-1, GIP, and glucagon) producing 24.2% weight loss in Phase 2 and up to 28.7% in Phase 3 (TRIUMPH-4). March 2026 TRANSCEND-T2D-1 results show HbA1c reductions of up to -2.0% and 16.8% weight loss in type 2 diabetes. Learn about dosage, the emerging dysesthesia safety signal, comparison vs semaglutide and tirzepatide, FDA approval timeline, and clinical evidence.

GHK-Cu

GHK-Cu is a naturally occurring copper peptide that may accelerate wound healing, rejuvenate skin, and modulate gene expression. Learn about uses, dosage protocols, side effects, legal status, and research evidence.

Ipamorelin

Ipamorelin: Selective GH secretagogue for enhanced body composition, recovery, and anti-aging. Doses 200-300mcg 1-3x daily. Minimal side effects, safe & well-tolerated.

CJC-1295

CJC-1295 is a synthetic growth hormone-releasing hormone analog that stimulates the pituitary to produce GH and IGF-1. Learn about uses, dosage protocols, side effects, legal status, and research evidence.

Sermorelin

Sermorelin is a synthetic GHRH analog (GRF 1-29) that stimulates natural growth hormone release. Learn about dosage protocols, side effects, clinical research, and legal status.

PT-141 (Bremelanotide)

PT-141 (bremelanotide) is an FDA-approved melanocortin agonist for HSDD. Learn about its mechanism, dosing, side effects, and clinical trial evidence.

Melanotan II

Melanotan II is a synthetic peptide analog of alpha-MSH that promotes skin tanning, enhances libido, and suppresses appetite. Learn about dosing protocols, side effects, legal status, and research evidence.

AOD-9604

AOD-9604 is a modified HGH fragment (176-191) studied for fat loss. Learn about its mechanism, dosage, clinical trial results, side effects, and legal status.

Tesamorelin

Tesamorelin: Reduce visceral fat with this GHRH analog. Stimulates natural GH release for improved body composition and metabolic markers. FDA-approved for HIV-associated lipodystrophy.

Liraglutide

Liraglutide is a GLP-1 receptor agonist FDA-approved as Victoza (diabetes) and Saxenda (weight loss). Learn about dosage, SCALE trials, side effects, and more.

Epithalon (Epitalon)

Epithalon is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) studied for telomerase activation, melatonin regulation, and anti-aging. Review of dosing, evidence, and safety.

Thymosin Alpha 1

Thymosin Alpha 1 is a synthetic peptide that enhances immune function, used for viral infections, immune deficiencies, and cancer. Benefits include improved T-cell function, reduced inflammation, and faster recovery.

Selank

Selank is a tuftsin-derived heptapeptide approved in Russia as an anxiolytic. It modulates GABA, serotonin, and BDNF systems to reduce anxiety and enhance cognition.

Semax

Semax is an ACTH(4-7)-derived neuropeptide that upregulates BDNF and modulates dopamine/serotonin. Approved in Russia for stroke and cognitive disorders.

GHRP-2

GHRP-2 is the most potent GHRP with a cleaner profile than GHRP-6. Learn about its mechanism, dosage protocols, side effects, stacking, and legal status.

GHRP-6

GHRP-6 is a synthetic hexapeptide GH secretagogue and ghrelin mimetic. Learn its mechanism, dosing protocols, side effects, legal status, and research evidence.

SS-31 (Elamipretide)

SS-31 (Elamipretide) targets mitochondria to boost cellular energy and reduce oxidative stress. Dosing ranges from 4–40 mg daily via injection, showing improvements in exercise, cardiac function, and muscle strength within weeks.

KPV

KPV (Lys-Pro-Val) is an alpha-MSH-derived tripeptide with potent anti-inflammatory properties. Learn about its NF-kB inhibition, gut health research, dosage, and safety.

Survodutide

Survodutide (BI 456906) is a dual GLP-1/glucagon receptor agonist in Phase 3 trials for obesity and MASH. Clinical data shows up to 18.7% weight loss and 62% MASH resolution. Learn about mechanism, dosing, side effects, and FDA status.