The complete peptide library. A research-backed catalog of all 178 peptides and compounds. What they are, how they work, what the research actually shows, and how to think about them. 48 have full profiles. Everything is searchable and organized by goal.
A newer FDA-approved cousin of teriparatide for osteoporosis, with a similar mechanism and safety profile.
Read the guideBotanical immune modulator in the Immune category.
Detailed profile in progressMuscle growth research in the Muscle & Performance category.
Detailed profile in progressVasoactive peptide in the Cardiovascular category.
Detailed profile in progressEnergy homeostasis peptide research in the Metabolic & Longevity category.
Detailed profile in progressMelanocortin agonist (FDA-approved for EPP) in the Skin & Cosmetic category.
Detailed profile in progressSatiety hormone research in the Metabolic & Weight category.
Detailed profile in progressA GH-fragment marketed heavily for fat loss, but worth flagging clearly: its own clinical trials didn't show strong efficacy over placebo.
Read the guideVenom-derived peptide research in the Cognitive & Neuroprotective category.
Detailed profile in progressApelin receptor ligand in the Cardiovascular category.
Detailed profile in progressAn EPO-derived peptide with actual Phase 2 human trial data behind its anti-inflammatory, nerve-pain claims.
Read the guideThe 'topical Botox' peptide. Real mechanism, much milder effect than an actual injection.
Read the guideCardiovascular research in the Cardiovascular category.
Detailed profile in progressHeart failure peptide (FDA-approved, discontinued commercially) in the Cardiovascular category.
Detailed profile in progressNeurotrophic mimetic in the Cognitive & Neuroprotective category.
Detailed profile in progressGrowth factor (FDA-approved) in the Healing & Recovery category.
Detailed profile in progressNutritional peptide in the Skin & Cosmetic category.
Detailed profile in progressResearch-stage GI peptide in the Metabolic & Weight category.
Detailed profile in progressOsteogenic research in the Bone & Joint category.
Detailed profile in progressThe best-known 'healing peptide' in the research community, prized for tendon and gut repair claims. Backed almost entirely by animal data, not human trials.
Read the guideTissue repair in the Bone & Joint category.
Detailed profile in progressTissue repair in the Healing & Recovery category.
Detailed profile in progressTissue repair in the Healing & Recovery category.
Detailed profile in progressPeptide bioregulator in the Longevity & Cellular Health category.
Detailed profile in progressInsulin-associated peptide in the Metabolic & Weight category.
Detailed profile in progressGrowth plate/cardiovascular research in the Cardiovascular category.
Detailed profile in progressAn amylin-pathway peptide being trialed alongside semaglutide. A different mechanism aimed at the same appetite-suppression goal.
Read the guideHormone peptide (FDA-approved) in the Bone & Joint category.
Detailed profile in progressPeptide bioregulator in the Longevity & Cellular Health category.
Detailed profile in progressDipeptide antioxidant in the Longevity & Cellular Health category.
Detailed profile in progressNutritional peptide research in the Metabolic & Weight category.
Detailed profile in progressAntimicrobial research in the Antimicrobial category.
Detailed profile in progressInsect-derived antimicrobial research in the Antimicrobial category.
Detailed profile in progressA complex, multi-peptide brain-derived preparation with real international clinical use for stroke and dementia, though it's not a clean single-molecule peptide.
Read the guideGnRH antagonist (fertility, FDA-approved) in the Sexual Health category.
Detailed profile in progressSatiety hormone research in the Metabolic & Weight category.
Detailed profile in progressCartilage research in the Bone & Joint category.
Detailed profile in progressPeptide bioregulator in the Longevity & Cellular Health category.
Detailed profile in progressA GHRH analog that comes in a long-acting (DAC) and short-acting (no-DAC/Mod GRF) form. The choice materially changes the risk/use profile.
Read the guideA genuinely clinical, hospital-administered antibiotic peptide. Included for completeness, not as a self-research candidate.
Read the guidePain research (FDA-approved class exists) in the Cognitive & Neuroprotective category.
Detailed profile in progressSignal peptide in the Skin & Cosmetic category.
Detailed profile in progressHair growth research in the Skin & Cosmetic category.
Detailed profile in progressPeptide bioregulator in the Cognitive & Neuroprotective category.
Detailed profile in progressCRF receptor agonist in the Cognitive & Neuroprotective category.
Detailed profile in progressCRH analog in the Hormonal category.
Detailed profile in progressPeptide bioregulator in the Immune category.
Detailed profile in progressOral GLP-1 (non-peptide) in the Metabolic & Weight category.
Detailed profile in progressMyostatin-adjacent research in the Muscle & Performance category.
Detailed profile in progressAntimicrobial research in the Antimicrobial category.
Detailed profile in progressGnRH antagonist (FDA-approved) in the Hormonal category.
Detailed profile in progressVasopressin analog (FDA-approved) in the Hormonal category.
Detailed profile in progressOne of the most potent synapse-forming compounds studied in animals, with essentially zero human safety data. Proceed-with-caution flag.
Read the guideA sleep peptide with a compelling name but a surprisingly thin, decades-old evidence base. One to be upfront about.
Read the guideGLP-1 receptor agonist (FDA-approved) in the Metabolic & Weight category.
Detailed profile in progressApelin receptor ligand in the Cardiovascular category.
Detailed profile in progressVascular research in the Cardiovascular category.
Detailed profile in progressOne of the few 'longevity peptides' with actual elderly-cohort human trial data behind it. From a specific, not-widely-replicated Russian research program.
Read the guideGLP-1 receptor agonist (FDA-approved) in the Metabolic & Weight category.
Detailed profile in progressGLP-1 receptor agonist (FDA-approved) in the Metabolic & Weight category.
Detailed profile in progressGLP-1 class research in the Metabolic & Weight category.
Detailed profile in progressExtracellular matrix peptide research in the Healing & Recovery category.
Detailed profile in progressA 'myostatin inhibitor' whose exciting animal data mostly comes from gene therapy studies, not the injectable peptide form people actually buy.
Read the guideA high-profile mouse-study senolytic that made headlines for reversing signs of aging in animals. With zero human safety or efficacy data so far.
Read the guideNeuropeptide research in the Cognitive & Neuroprotective category.
Detailed profile in progressGnRH antagonist (fertility, FDA-approved) in the Sexual Health category.
Detailed profile in progressGrowth differentiation factor in the Longevity & Cellular Health category.
Detailed profile in progressImmunomodulatory peptide in the Immune category.
Detailed profile in progressA copper-carrying tripeptide with real cosmetic-industry backing. One of the few peptides on this list with legitimate topical clinical data.
Read the guideAppetite research in the Metabolic & Weight category.
Detailed profile in progressAn older, stronger GH-releasing peptide. More effective per dose than Ipamorelin, but with a rougher side-effect profile.
Read the guideThe original ghrelin-mimetic GHRP. Famous (or notorious) for making users very hungry.
Read the guideAntioxidant tripeptide in the Longevity & Cellular Health category.
Detailed profile in progressAn FDA-approved GnRH used heavily off-label alongside TRT to keep natural testicular function running.
Read the guideGnRH agonist (FDA-approved) in the Hormonal category.
Detailed profile in progressIron regulation research in the Metabolic & Weight category.
Detailed profile in progressThe most potent common GHRP, with a unique secondary cardioprotective research angle.
Read the guideInnate immune peptide in the Antimicrobial category.
Detailed profile in progressAn early-stage longevity-research peptide focused on protecting cells from stress-induced death. Almost entirely preclinical so far.
Read the guideMitochondrial-derived peptide analog in the Longevity & Cellular Health category.
Detailed profile in progressJoint lubrication research in the Bone & Joint category.
Detailed profile in progressA muscle-growth peptide popular in bodybuilding circles that carries a real, underappreciated hypoglycemia risk.
Read the guideImmunomodulatory peptide in the Immune category.
Detailed profile in progressWidely considered the gentlest GH-releasing peptide in its class. Commonly paired with CJC-1295 in research stacks.
Read the guideExercise-induced myokine research in the Metabolic & Longevity category.
Detailed profile in progressA peptide sitting at the very top of the reproductive hormone cascade. Genuinely interesting research target, but not a well-mapped self-use protocol.
Read the guideAnti-aging protein fragment in the Longevity & Cellular Health category.
Detailed profile in progressA small anti-inflammatory fragment of alpha-MSH, studied mostly in gut-inflammation animal models.
Read the guideAnti-inflammatory in the Healing & Recovery category.
Detailed profile in progressAntimicrobial/immune research in the Immune category.
Detailed profile in progressExtracellular matrix peptide research in the Healing & Recovery category.
Detailed profile in progressSomatostatin analog (FDA-approved) in the Hormonal category.
Detailed profile in progressGnRH agonist (FDA-approved) in the Hormonal category.
Detailed profile in progressGuanylate cyclase agonist (FDA-approved) in the Metabolic & Weight category.
Detailed profile in progressDisc/cartilage repair research in the Bone & Joint category.
Detailed profile in progressThe original mainstream GLP-1 weight/diabetes drug, now somewhat overshadowed by weekly semaglutide and tirzepatide.
Read the guidePeptide bioregulator in the Longevity & Cellular Health category.
Detailed profile in progressGLP-1 receptor agonist (FDA-approved) in the Metabolic & Weight category.
Detailed profile in progressA naturally occurring antimicrobial peptide the body already makes. Studied clinically as a chronic-wound treatment.
Read the guideGlycemic control research in the Metabolic & Weight category.
Detailed profile in progressAmphibian-derived antimicrobial peptide in the Antimicrobial category.
Detailed profile in progressA genuinely common, well-tolerated cosmetic peptide already in a lot of skincare products on the market.
Read the guideGLP-1/Glucagon dual agonist in the Metabolic & Weight category.
Detailed profile in progressMelanocortin agonist (FDA-approved niche use) in the Skin & Cosmetic category.
Detailed profile in progressThe unapproved 'tanning peptide' that PT-141 was spun off from. It carries a real mole and skin-monitoring caveat worth surfacing.
Read the guideVenom-derived peptide research in the Antimicrobial category.
Detailed profile in progressTechnically not a peptide, but it belongs in this catalog because it's almost always discussed in the same breath. An oral GH secretagogue with real blood-sugar tradeoffs.
Read the guideGI motility research in the Metabolic & Weight category.
Detailed profile in progressA mitochondrial-encoded 'exercise mimetic' peptide with strong lab-bench interest but very little human data yet.
Read the guideMitochondrial-derived peptide analog in the Metabolic & Longevity category.
Detailed profile in progressMyostatin inhibitor research in the Muscle & Performance category.
Detailed profile in progressMetabolic cofactor research in the Longevity & Cellular Health category.
Detailed profile in progressGrowth factor in the Longevity & Cellular Health category.
Detailed profile in progressAppetite research in the Metabolic & Weight category.
Detailed profile in progressNeuropeptide research in the Cognitive & Neuroprotective category.
Detailed profile in progressAntimicrobial research (food-industry use) in the Antimicrobial category.
Detailed profile in progressA peptide-derived (but technically not a peptide) nootropic staple. Approved in Russia, common in Western stacks.
Read the guideGlycemic control research in the Metabolic & Weight category.
Detailed profile in progressGhrelin-gene-derived peptide research in the Metabolic & Weight category.
Detailed profile in progressSomatostatin analog (FDA-approved) in the Hormonal category.
Detailed profile in progressWakefulness regulation research in the Sleep & Stress category.
Detailed profile in progressBone-derived hormone research in the Bone & Joint category.
Detailed profile in progressA hormone everyone already makes. FDA-approved for labor, and separately studied off-label (intranasally) for bonding and libido.
Read the guideNeuroprotective peptide in the Cognitive & Neuroprotective category.
Detailed profile in progressNeuropeptide research in the Cognitive & Neuroprotective category.
Detailed profile in progressGrowth factor (FDA-approved) in the Healing & Recovery category.
Detailed profile in progressSignal peptide in the Skin & Cosmetic category.
Detailed profile in progressPeptide bioregulator in the Longevity & Cellular Health category.
Detailed profile in progressGLP-1/Glucagon dual agonist in the Metabolic & Weight category.
Detailed profile in progressNot a true peptide, but common in joint-health peptide stacks. It carries a real long-term retinal safety signal worth surfacing prominently.
Read the guideSatiety hormone research in the Metabolic & Weight category.
Detailed profile in progressNeuropeptide bioregulator in the Cognitive & Neuroprotective category.
Detailed profile in progressGuanylate cyclase agonist (FDA-approved) in the Metabolic & Weight category.
Detailed profile in progressAmylin analog (FDA-approved) in the Metabolic & Weight category.
Detailed profile in progressPeptide bioregulator in the Sexual Health category.
Detailed profile in progressAn FDA-approved libido peptide (as Vyleesi) with real prescribing data. Also popular off-label for a broader range of sexual health goals.
Read the guideBone signaling research in the Bone & Joint category.
Detailed profile in progressHormone peptide in the Cardiovascular category.
Detailed profile in progressThe most-watched 'next generation' weight-loss peptide in trials. Not yet approved, but drawing huge attention for its early efficacy numbers.
Read the guideCell adhesion research in the Healing & Recovery category.
Detailed profile in progressBone formation research in the Bone & Joint category.
Detailed profile in progressGI hormone peptide in the Metabolic & Weight category.
Detailed profile in progressAn anxiety-focused cousin of Semax, also clinically approved in Russia but not in the West.
Read the guideThe one entry on this list that's a mainstream, FDA-approved medication. Not a research peptide.
Read the guideA Russian-approved nootropic/stroke-recovery peptide with decades of clinical use abroad, but no Western regulatory approval.
Read the guideThe most 'clinically legitimate' GH secretagogue on this list. Formerly FDA-approved, now prescribed off-label at anti-aging clinics.
Read the guideSignal peptide in the Skin & Cosmetic category.
Detailed profile in progressNutritional peptide research in the Metabolic & Weight category.
Detailed profile in progressAutophagy research in the Longevity & Cellular Health category.
Detailed profile in progressImmunomodulatory peptide in the Immune category.
Detailed profile in progressMitochondrial peptide in the Longevity & Cellular Health category.
Detailed profile in progressA mitochondria-targeted peptide with real clinical-trial pedigree in rare mitochondrial diseases and heart failure.
Read the guidePain/nausea research in the Cognitive & Neuroprotective category.
Detailed profile in progressA dual-mechanism GLP-1/glucagon peptide in trials, with a specific research focus on liver fat in addition to weight.
Read the guideTB-500 is the synthetic cousin of full-length Thymosin Beta-4, used off-label for full-body recovery rather than a single injury site.
Read the guideGLP-2 receptor agonist in the Metabolic & Weight category.
Detailed profile in progressAmphibian-derived antimicrobial research in the Antimicrobial category.
Detailed profile in progressA true FDA-approved bone-building peptide drug for severe osteoporosis. Worth including as a legitimate clinical anchor in the joint/bone category.
Read the guideA genuinely FDA-approved peptide (for visceral fat in HIV lipodystrophy) that's widely used off-label for general body composition.
Read the guideA thymus-derived immune peptide, often paired with Epithalon in Russian longevity research protocols.
Read the guideThymic peptide in the Immune category.
Detailed profile in progressDipeptide immune bioregulator in the Immune category.
Detailed profile in progressOne of the most clinically validated peptides here. Approved abroad for immune support, though not in the US.
Read the guideThe full-length parent molecule behind TB-500, with more actual human trial exposure, mostly in eye and cardiac research.
Read the guideCorneal repair in the Vision & Ocular category.
Detailed profile in progressTissue repair in the Healing & Recovery category.
Detailed profile in progressTissue repair in the Healing & Recovery category.
Detailed profile in progressThe leading GLP-1/GIP dual agonist right now. FDA-approved and outperforming semaglutide in head-to-head weight trials.
Read the guideGnRH agonist (FDA-approved) in the Hormonal category.
Detailed profile in progressImmunomodulatory peptide in the Immune category.
Detailed profile in progressCRF family peptide in the Cardiovascular category.
Detailed profile in progressGI peptide (FDA-approved class) in the Metabolic & Weight category.
Detailed profile in progressImmunomodulatory neuropeptide in the Immune category.
Detailed profile in progressAntidiuretic hormone (FDA-approved) in the Hormonal category.
Detailed profile in progressPeptide bioregulator in the Longevity & Cellular Health category.
Detailed profile in progressMitochondria-targeted antioxidant in the Vision & Ocular category.
Detailed profile in progressNutritional peptide research in the Muscle & Performance category.
Detailed profile in progressConotoxin-derived analgesic (FDA-approved) in the Cognitive & Neuroprotective category.
Detailed profile in progressLog doses, sync labs and wearables, and let the AI show you what's actually working across your stack.