Peptide Library — 50+ Peptides with Complete ProfilesBrowse our comprehensive peptide database. Each peptide includes detailed dosing protocols, mechanism of action, benefits, side effects, and reconstitution guides.GLP-1 Agonist

Retatrutide — Triple agonist (GLP-1/GIP/Glucagon). Most potent weight loss peptide in trials, showing up to 24% body weight reduction.

Tirzepatide — Dual GIP/GLP-1 receptor agonist. More effective for weight loss than semaglutide in head-to-head trials. FDA approved as Mounjaro and Zepbound.

Semaglutide — Long-acting GLP-1 receptor agonist approved for weight management and type 2 diabetes. Reduces appetite and slows gastric emptying. FDA approved as Ozempic and Wegovy.

Liraglutide — Shorter-acting GLP-1 agonist requiring daily injection. FDA approved for weight loss (Saxenda) and diabetes (Victoza).

Mazdutide — Dual GLP-1/glucagon receptor agonist in clinical development. Shows promising weight loss results similar to tirzepatide.

Survodutide — Dual GLP-1/glucagon receptor agonist showing up to 19% weight loss in Phase 2 trials. Also shows promise for fatty liver disease (MASH).

GH Secretagogue

Ipamorelin — Selective GHRP that stimulates GH release without significantly affecting cortisol or prolactin. One of the safest GH secretagogues available.

CJC-1295 — GHRH analog with Drug Affinity Complex (DAC) for extended half-life. Stimulates sustained GH release. Often paired with Ipamorelin for synergistic effects.

CJC-1295 (no DAC) / Mod GRF 1-29 — Modified GRF 1-29 (Mod GRF). Shorter-acting GHRH analog without DAC. Produces GH pulses rather than sustained elevation. Most commonly paired with Ipamorelin.

Tesamorelin — FDA-approved GHRH analog specifically indicated for reducing visceral adipose tissue. The only FDA-approved GH secretagogue.

GHRP-2 — Potent growth hormone releasing peptide. Strongest GH release among GHRPs but also increases cortisol and prolactin more than Ipamorelin.

GHRP-6 — Growth hormone releasing peptide with strong appetite-stimulating effects via ghrelin pathway. Useful for muscle gain when appetite is a limiting factor.

Hexarelin — Most potent synthetic GHRP with strong GH release. Also shows cardioprotective properties. Notable for rapid desensitization requiring cycling.

Sermorelin — Truncated GHRH analog (first 29 amino acids). Previously FDA-approved for GH deficiency diagnosis. Stimulates natural GH pulsatile release.

Healing / Recovery

BPC-157 — Body Protection Compound derived from human gastric juice. Promotes healing of muscles, tendons, ligaments, and the GI tract. One of the most popular peptides for injury recovery.

TB-500 — Synthetic fragment of Thymosin Beta-4. Promotes tissue repair, reduces inflammation, and improves flexibility. Often stacked with BPC-157 for synergistic healing.

KPV — Tripeptide (Lys-Pro-Val) derived from alpha-MSH. Powerful anti-inflammatory properties, particularly for gut inflammation and skin conditions.

GHK-Cu — Copper peptide with potent tissue remodeling properties. Stimulates collagen synthesis, promotes wound healing, and has anti-aging effects on skin.

Sexual Health

PT-141 (Bremelanotide) — Melanocortin receptor agonist FDA-approved for female hypoactive sexual desire disorder. Acts directly on the nervous system rather than vascular system.

Fat Loss

AOD-9604 — Modified fragment of human growth hormone (HGH fragment 176-191). Stimulates fat breakdown without the growth-promoting effects of full HGH.

Longevity / Anti-Aging

Epithalon (Epitalon) — Synthetic tetrapeptide that activates telomerase, the enzyme responsible for maintaining telomere length. Considered one of the most promising anti-aging peptides.

NAD+ — Nicotinamide adenine dinucleotide — essential coenzyme in all living cells. Supports cellular energy production, DNA repair, and sirtuin activation.

Growth Hormone

HGH (Human Growth Hormone) — Recombinant human growth hormone. FDA-approved for GH deficiency. Promotes growth, cell reproduction, and regeneration.

Tanning / Libido

Melanotan II — Synthetic analog of alpha-melanocyte stimulating hormone. Promotes skin tanning without UV exposure. Also increases libido and reduces appetite.

Cognitive / Nootropic

Semax — Synthetic heptapeptide analog of ACTH(4-7). Approved in Russia for cognitive enhancement, stroke recovery, and ADHD. One of the most studied nootropic peptides.

Selank — Synthetic heptapeptide analog of tuftsin (immunomodulatory). Approved in Russia for anxiety and cognitive enhancement. Anxiolytic without sedation.

Dihexa — Extremely potent nootropic peptide — reportedly 10 million times more potent than BDNF at promoting neuronal connections. Originally studied for Alzheimer's.

Noopept — Potent nootropic peptide 1000x more potent than piracetam by weight. Enhances memory, learning, and neuroprotection via BDNF and NGF modulation.

N-Acetyl Semax Amidate — Enhanced version of Semax with N-acetyl and amidate modifications for improved stability and potency. More potent cognitive effects than standard Semax.

N-Acetyl Selank Amidate — Enhanced version of Selank with improved stability and anxiolytic effects. More potent anti-anxiety properties than standard Selank.

Immune

Thymosin Alpha-1 — Immune-modulating peptide naturally produced by the thymus. FDA-orphan drug status for hepatitis B. Enhances T-cell function and immune surveillance.

LL-37 — Human antimicrobial peptide (cathelicidin). Part of innate immune defense. Active against bacteria, viruses, and fungi.

VIP (Vasoactive Intestinal Peptide) — Neuropeptide with potent anti-inflammatory and immune-regulatory properties. Used in chronic inflammatory conditions and mold illness (CIRS).

Thymalin — Thymic peptide extract that restores immune function and has shown remarkable anti-aging effects in clinical studies, including reduced mortality in elderly.

Vilon (Lys-Glu) — Dipeptide thymic bioregulator. Normalizes immune function by acting on the thymus. Part of the Khavinson peptide bioregulator family.

Thymulin — Zinc-dependent nonapeptide produced by thymic epithelial cells. Essential for T-cell differentiation and maturation. Declines with age.

Growth Factor

IGF-1 LR3 — Long-acting analog of insulin-like growth factor 1. Promotes muscle cell hyperplasia (new cells) rather than just hypertrophy.

Follistatin-344 — Protein that inhibits myostatin, the protein that limits muscle growth. Theoretically allows for enhanced muscle development beyond natural limits.

PEG-MGF — PEGylated Mechano Growth Factor — splice variant of IGF-1. Promotes muscle repair and satellite cell activation. Extended half-life vs native MGF.

ACE-031 — Soluble form of activin receptor type IIB that acts as a myostatin trap. Blocks myostatin and related ligands to promote muscle growth.

Mitochondrial

MOTS-c — Mitochondrial-derived peptide that acts as an exercise mimetic. Activates AMPK pathway, improves metabolic homeostasis, and may slow aging.

SS-31 (Elamipretide) — Mitochondria-targeted peptide that stabilizes cardiolipin in the inner mitochondrial membrane. Improves mitochondrial function and cellular energy production.

Sleep / Recovery

DSIP (Delta Sleep-Inducing Peptide) — Neuromodulator peptide that promotes delta (deep) sleep. Named for its ability to induce slow-wave sleep in rabbits.

Pinealon — Tripeptide (Glu-Asp-Arg) that normalizes pineal gland function and melatonin production. Supports circadian rhythm regulation.

Reproductive

Kisspeptin-10 — Neuropeptide that stimulates GnRH release, triggering LH and FSH production. Key regulator of reproductive function.

Gonadorelin — Synthetic GnRH (gonadotropin-releasing hormone). Used to maintain natural testosterone production during peptide protocols.

Metabolic

AICAR — AMP-activated protein kinase (AMPK) activator. Acts as an exercise mimetic, enhancing endurance and fat metabolism without physical exertion.

5-Amino-1MQ — NNMT inhibitor that blocks an enzyme responsible for slowing metabolism. May reverse age-related metabolic decline and promote fat loss.

Antioxidant

Glutathione — Master antioxidant produced in every cell. Protects against oxidative stress, supports detoxification, and is critical for immune function.

Cosmetic

Snap-8 (Acetyl Octapeptide-3) — Cosmetic peptide that reduces wrinkle depth by mimicking the N-terminal end of SNAP-25. Often called "Botox in a bottle."

Senolytic

FOXO4-DRI — Senolytic peptide that selectively induces apoptosis in senescent (zombie) cells by disrupting the FOXO4-p53 interaction. One of the first targeted senolytics.

Neuroprotective

ARA-290 (Cibinetide) — Innate repair receptor (IRR) agonist derived from erythropoietin. Provides neuroprotection and tissue repair without erythropoietic effects.

Experimental

PNC-27 — Anti-cancer peptide that selectively targets cells overexpressing HDM-2 protein. Creates pores in cancer cell membranes while sparing normal cells.

Amylin Analog

Cagrilintide — Long-acting amylin analog that reduces appetite and slows gastric emptying. Being developed in combination with semaglutide (CagriSema) for enhanced weight loss.

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