Plain-English, primary-source-cited peptide & amino-acid reference.https://molecularreference.comhttps://molecularreference.com/peptides/bpc-157https://molecularreference.com/peptides/bpc-157BPC-157 shows strong tendon, ligament and gut healing in animals and glowing gym reports, but human proof is only just starting and it's not FDA-approved.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/cjc-1295https://molecularreference.com/peptides/cjc-1295CJC-1295 (DAC or no-DAC) raises GH and IGF-1 in human trials. The ipamorelin stack, real doses, honest side effects, and 2026 legal status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ghk-cuhttps://molecularreference.com/peptides/ghk-cuGHK-Cu copper peptide has real but mixed human evidence for topical skin, and none for injections or hair. The doses people run, letdowns, 2026 status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/igf-1-lr3https://molecularreference.com/peptides/igf-1-lr3IGF-1 LR3 is the long-acting IGF-1 bodybuilders inject for muscle growth — with zero human trials behind it. Real doses, honest risks, 2026 legal status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ipamorelinhttps://molecularreference.com/peptides/ipamorelinIpamorelin reliably bumps your own growth hormone; the recovery and lean gains lifters stack it with CJC-1295 for aren't human-proven yet. What people report.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/kpvhttps://molecularreference.com/peptides/kpvKPV is an anti-inflammatory fragment of alpha-MSH people use for gut inflammation and IBD. Strong mouse data, no human trials, 2026 FDA review pending.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/mk-677https://molecularreference.com/peptides/mk-677MK-677 (ibutamoren) is an oral GH secretagogue people run for sleep, appetite and fuller muscles. The real doses, the water retention and hunger, 2026 status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/mots-chttps://molecularreference.com/peptides/mots-cMOTS-c for energy has strong mouse data but no completed human trial yet. The doses people actually run, honest side effects, and 2026 legal status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pentadeca-arginatehttps://molecularreference.com/peptides/pentadeca-arginatePentadeca Arginate (PDA) is BPC-157 as an arginine salt, sold as a sturdier successor. What people report, what's actually proven, and its 2026 status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pt-141https://molecularreference.com/peptides/pt-141PT-141 (bremelanotide) is the FDA-approved libido peptide for women, used off-label by men for arousal. How it feels, real doses, timing, and the nausea.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/retatrutidehttps://molecularreference.com/peptides/retatrutideRetatrutide is the triple-agonist peptide behind ~28% weight loss in phase 3 — the strongest GLP-1-class results yet. Doses, side effects, 2026 status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/selankhttps://molecularreference.com/peptides/selankSelank is a Russian anti-anxiety peptide people use for calm, steadier nerves, and clear-headed focus. Nasal vs injected, real doses, and the honest risks.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/semaglutidehttps://molecularreference.com/peptides/semaglutideSemaglutide (Ozempic, Wegovy) drove about 15% body-weight loss in trials — a rare, RCT-backed yes. The doses people run, side effects, regain, 2026 status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/semaxhttps://molecularreference.com/peptides/semaxSemax is a Russian nootropic peptide used for focus, mood, and cognition. What people report, nasal vs injected, real doses, and the honest evidence.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/sermorelinhttps://molecularreference.com/peptides/sermorelinSermorelin is the GHRH peptide behind the telehealth anti-aging boom. What it does for GH and recovery, the doses people run, and its 2026 legal status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/tb-500https://molecularreference.com/peptides/tb-500TB-500 for healing has real animal data but no finished human trial yet. What people run it for, the BPC-157 stack, side effects, and 2026 legal status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/tesamorelinhttps://molecularreference.com/peptides/tesamorelinTesamorelin is the GHRH peptide FDA-approved to shrink visceral belly fat. What people report, honest doses, side effects, and 2026 legal status.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/tirzepatidehttps://molecularreference.com/peptides/tirzepatideTirzepatide (Mounjaro/Zepbound) for weight loss: the ~20% loss people report, real titration doses, side effects, and how it compares to semaglutide.Mon, 20 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/cagrilintidehttps://molecularreference.com/peptides/cagrilintideCagrilintide is a long-acting amylin analogue studied for weight loss, solo and as the amylin half of CagriSema — what it is, the trials, and the risks.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/cartalaxhttps://molecularreference.com/peptides/cartalaxThe cartalax peptide is sold for joints, but evidence stops at cell culture. See what the research shows, plus dose, safety, and FDA gaps.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/exenatidehttps://molecularreference.com/peptides/exenatideExenatide is an FDA-approved GLP-1 receptor agonist for type 2 diabetes, derived from Gila monster venom: how it works, what the trials show, and the risks.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/mazdutidehttps://molecularreference.com/peptides/mazdutideMazdutide is a GLP-1/glucagon dual-agonist peptide studied in human trials for weight loss and blood sugar — what it is, the evidence, and the risks.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/melitanehttps://molecularreference.com/peptides/melitaneMelitane (acetyl hexapeptide-1) is a topical MC1R agonist marketed to stimulate melanin and support a gradual tan. See the mechanism and evidence gaps.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/nadhttps://molecularreference.com/peptides/nadThe nad peptide is actually NAD+, a coenzyme. See what human trials show, how injections differ from precursors, and the 2026 safety reality.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/survodutidehttps://molecularreference.com/peptides/survodutideSurvodutide is an investigational glucagon/GLP-1 dual agonist studied for weight loss and fatty-liver disease — the human trials and the honest risks.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/thymulinhttps://molecularreference.com/peptides/thymulinThe thymulin tfa salt link peptide phrase mixes a TFA counterion with zinc activation. See what each term means and what human evidence exists.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/viphttps://molecularreference.com/peptides/vipVIP peptide is a natural 28-amino-acid signal with human lung trials, a short half-life, and no FDA approval. See the evidence, routes, and risks.Fri, 17 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ace-031https://molecularreference.com/peptides/ace-031ACE-031 is ramatercept, an ActRIIB-Fc muscle-growth drug abandoned after bleeding and blood-vessel side effects. See the human evidence and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/acetyl-tetrapeptide-3https://molecularreference.com/peptides/acetyl-tetrapeptide-3Acetyl Tetrapeptide-3 is a cosmetic hair peptide with in-vitro evidence, but Capixyl trials test blends. See the real evidence and topical risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/acetyl-tetrapeptide-5https://molecularreference.com/peptides/acetyl-tetrapeptide-5Does acetyl tetrapeptide-5 reduce eye bags? The mechanism is plausible, but supplier data outruns the independent human evidence.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/adipotidehttps://molecularreference.com/peptides/adipotideAdipotide caused fat loss in obese monkeys, but kidney injury followed and human results remain unpublished. See the evidence andundefinedstatus.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/aicarhttps://molecularreference.com/peptides/aicarAICAR is a nucleoside AMPK activator, not a peptide. See the mouse endurance result, failed human cardiac trial, safety gaps, and 2026 status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/amycretinhttps://molecularreference.com/peptides/amycretinAmycretin is Novo Nordisk's investigational GLP-1/amylin peptide. See the human weight-loss results, oral option, GI risks, andundefinedFDA status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/anamorelinhttps://molecularreference.com/peptides/anamorelinAnamorelin is an oral ghrelin agonist that added lean mass without improving strength in major cancer-cachexia trials. See the evidence, status, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/b7-33https://molecularreference.com/peptides/b7-33B7-33 is a biased RXFP1 agonist with anti-fibrotic results in cells and rodents, but no human trials, approved dose, or established safety profile.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/bimagrumabhttps://molecularreference.com/peptides/bimagrumabBimagrumab is an investigational antibody that reduces fat while limiting lean-mass loss. See the human evidence, side effects, andundefinedstatus.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/biotinoyl-tripeptide-1https://molecularreference.com/peptides/biotinoyl-tripeptide-1Biotinoyl Tripeptide-1 is a cosmetic hair peptide with cultured-follicle data but no isolated human trial. See the evidence, Procapil caveat, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/colostrininhttps://molecularreference.com/peptides/colostrininColostrinin is a colostrum peptide mixture with small human cognition trials. See the Alzheimer's evidence, supplement status, doses, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/cortagenhttps://molecularreference.com/peptides/cortagenCortagen is an AEDP tetrapeptide with animal nerve-regeneration data, no controlled human trial, and no FDA approval. See the evidence and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/cortexinhttps://molecularreference.com/peptides/cortexinA cortexin review of the cattle-brain peptide extract, weak nootropic evidence, injection risks, prion question, and 2026 FDA status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/danuglipronhttps://molecularreference.com/peptides/danuglipronDanuglipron was Pfizer's oral GLP-1 pill: effective in human trials, but discontinued after one potential liver-injury case.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/davunetidehttps://molecularreference.com/peptides/davunetideDavunetide is a nootropic peptide with a real phase 2/3 human trial—and no benefit for PSP. See the evidence, safety findings, and 2026 status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/decapeptide-12https://molecularreference.com/peptides/decapeptide-12Decapeptide-12 is a topical tyrosinase inhibitor studied for melasma and dark spots. See what the small human studies show and what remains unknown.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/dsiphttps://molecularreference.com/peptides/dsipDSIP is a nine-amino-acid sleep peptide with small, conflicting human trials and no FDA approval. See the old evidence, current risks, and honest verdict.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ecnoglutidehttps://molecularreference.com/peptides/ecnoglutideEcnoglutide is a cAMP-biased GLP-1 drug with Phase 3 weight-loss data, China approval, no U.S. approval, and real gastrointestinal risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/epidermal-growth-factorhttps://molecularreference.com/peptides/epidermal-growth-factorEpidermal growth factor (EGF) (EGF) has real wound data, but thin anti-wrinkle evidence. See what EGF serum can plausibly do, penetration limits, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/gonadorelinhttps://molecularreference.com/peptides/gonadorelinGonadorelin can restore reproductive hormones when delivered in frequent pulses, but TRT-clinic injections do not match the studied pump regimen.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/hexapeptide-11https://molecularreference.com/peptides/hexapeptide-11Hexapeptide-11 is a yeast-derived skincare peptide with lab evidence for fibroblast senescence, but no established wrinkle benefit. See uses and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/igf-1-deshttps://molecularreference.com/peptides/igf-1-desIGF-1 DES is a 67-amino-acid IGF-1 fragment with animal and cell evidence, no human trials, no FDA approval, and no proven spot-growth effect.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/kisspeptin-10https://molecularreference.com/peptides/kisspeptin-10Kisspeptin-10 raises reproductive hormones in small human studies, but libido claims often borrow data from a longer peptide. See the evidence and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/klothohttps://molecularreference.com/peptides/klothoKlotho is a large human protein, not an injectable peptide. See the observational evidence, offshore gene-therapy trials, supplement claims, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/lactoferrinhttps://molecularreference.com/peptides/lactoferrinLactoferrin is an iron-binding milk protein with decent anemia evidence but weaker immune claims. See the benefits, risks, and supplement status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/livagenhttps://molecularreference.com/peptides/livagenThe livagen peptide is KEDA, a synthetic bioregulator studied in cultured cells—not a proven liver treatment. See the evidence, risks, and 2026 status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/macimorelinhttps://molecularreference.com/peptides/macimorelinMacimorelin is an FDA-approved oral test for adult growth hormone deficiency, not a GH treatment. See the evidence, procedure, limits, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/maritidehttps://molecularreference.com/peptides/maritideMariTide is Amgen's monthly obesity candidate: human weight-loss evidence, the GIP-antagonist paradox, side effects, and 2026 FDA status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/mgfhttps://molecularreference.com/peptides/mgfMGF peptide is a 24-amino-acid IGF-1Ec fragment with conflicting cell evidence, no human treatment trials, and major safety unknowns.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/n-acetyl-semax-amidatehttps://molecularreference.com/peptides/n-acetyl-semax-amidateN-Acetyl Semax Amidate is a dual-modified Semax analog with no direct human trials. See what the chemistry supports, what remains untested, and the risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/nonapeptide-1https://molecularreference.com/peptides/nonapeptide-1Nonapeptide-1 is a topical MC1R antagonist peptide sold for skin brightening. See what cell studies, combination trials, and safety data show.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/oxytocinhttps://molecularreference.com/peptides/oxytocinOxytocin is an approved obstetric drug, but nasal-spray claims about bonding, autism and anxiety have mixed human evidence.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/palmitoyl-tetrapeptide-7https://molecularreference.com/peptides/palmitoyl-tetrapeptide-7Palmitoyl Tetrapeptide-7 is a cosmetic peptide with in-vitro IL-6 evidence. See what the cell data show, what remains unproven, and topical risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/palmitoyl-tripeptide-38https://molecularreference.com/peptides/palmitoyl-tripeptide-38Palmitoyl tripeptide-38 is the Synthe'6 peptide sold for wrinkles, but isolated human proof is missing. See the benefits, limits, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pancragenhttps://molecularreference.com/peptides/pancragenPancragen is a KEDW pancreas bioregulator with thin human evidence, animal glucose findings, no FDA approval, and no established human dosage.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pe-22-28https://molecularreference.com/peptides/pe-22-28PE-22-28 is a synthetic TREK-1 blocker studied only in cells and mice. See the depression evidence, unknown human dosage, safety gaps, and 2026 status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pemvidutidehttps://molecularreference.com/peptides/pemvidutidePemvidutide is an investigational GLP-1/glucagon peptide with human MASH and weight-loss data. See what hit, what missed, and the risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pentapeptide-18https://molecularreference.com/peptides/pentapeptide-18Pentapeptide-18 (Leuphasyl) is an enkephalin-like cosmetic peptide with supplier-led wrinkle data. See the evidence, opioid angle, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/petrelintidehttps://molecularreference.com/peptides/petrelintidePetrelintide is an investigational weekly amylin analog with Phase 2 weight-loss results. See what ZUPREME-1 found, plus risks and 2026 status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pidotimodhttps://molecularreference.com/peptides/pidotimodPidotimod is a non-peptide immunostimulant with pediatric human trials, Italian approval, mixed evidence, and no FDA-approved U.S. product.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pinealonhttps://molecularreference.com/peptides/pinealonPinealon is an EDR tripeptide with cell and animal research, no validated human benefit, and major safety unknowns. See the evidence and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/pramlintidehttps://molecularreference.com/peptides/pramlintidePramlintide is the original FDA-approved amylin analog: modest weight loss, mealtime dosing, a boxed warning, and Symlin's discontinued status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/rapastinelhttps://molecularreference.com/peptides/rapastinelRapastinel (GLYX-13) reached Phase 3 for depression but failed against placebo. See how it works, why it failed, and the safety and legal facts.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/slu-pp-332https://molecularreference.com/peptides/slu-pp-332SLU-PP-332 is a small-molecule exercise mimetic tested in mice, not a peptide or human-ready drug. See the evidence, unknowns, and 2026 status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/somatropinhttps://molecularreference.com/peptides/somatropinSomatropin is FDA-approved recombinant human growth hormone. See the evidence, injection risks, anti-aging limits, sports ban, and unusual federal law.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ss-20https://molecularreference.com/peptides/ss-20SS-20 is a mitochondrial peptide with animal-only evidence, no approved human use, and a mechanism that changed how researchers read SS-31 (elamipretide).Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/teduglutidehttps://molecularreference.com/peptides/teduglutideTeduglutide is the FDA-approved GLP-2 drug for short bowel syndrome; see the human evidence, mucosal growth, side effects, and required surveillance.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/teriparatidehttps://molecularreference.com/peptides/teriparatideFDA-approved teriparatide treats high-risk osteoporosis, but evidence for fracture healing is mixed. See what Forteo does, its dosage, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/thymogenhttps://molecularreference.com/peptides/thymogenThymogen is the Glu-Trp dipeptide isolated from Thymalin. See the animal-only aging evidence, limited human immune data, U.S. status, and risks.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/thymopentinhttps://molecularreference.com/peptides/thymopentinThymopentin is a five-amino-acid immune peptide with mixed human trial results. See what TP-5 showed, where it failed, dosing, safety, and FDA status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/trofinetidehttps://molecularreference.com/peptides/trofinetideA clear guide to trofinetide (Daybue): LAVENDER evidence, Rett syndrome dosing, side effects, FDA status, and what the IGF-1 link really means.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/vesugenhttps://molecularreference.com/peptides/vesugenThe vesugen peptide is KED (Lys-Glu-Asp), a vascular bioregulator with cell studies, weak human reports, no FDA approval, and major safety gaps.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/vilonhttps://molecularreference.com/peptides/vilonVilon is the Lys-Glu bioregulator studied mainly in cells and animals, with limited Russian clinical reports. See the evidence, risks, andundefinedstatus.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/vk2735https://molecularreference.com/peptides/vk2735VK2735 is an investigational GIP/GLP-1 peptide with Phase 2 weight-loss results. See the doses, risks, oral data, and 2026 status.Thu, 16 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/aod-9604https://molecularreference.com/peptides/aod-9604AOD-9604 is a growth-hormone fragment studied for fat loss — what it is, the honest evidence, the risks, and its dated 2026 legal status.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ara-290https://molecularreference.com/peptides/ara-290ARA-290 (cibinetide) is an EPO-derived peptide studied in small human trials for neuropathic pain and nerve repair — what it is, the evidence, the risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/argirelinehttps://molecularreference.com/peptides/argirelineArgireline (acetyl hexapeptide-8) is a topical anti-wrinkle peptide with actual human trials — what it is, how it works, and how well it really works.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/cagrisemahttps://molecularreference.com/peptides/cagrisemaCagriSema is Novo Nordisk's investigational cagrilintide plus semaglutide combo for weight loss and type 2 diabetes — the human evidence and honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/cerebrolysinhttps://molecularreference.com/peptides/cerebrolysinCerebrolysin is a pig-brain peptide mixture studied in dozens of human trials for stroke, dementia and brain-injury recovery — the evidence and honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/defensinshttps://molecularreference.com/peptides/defensinsDefensins are the body's own antimicrobial peptides — a front-line arm of innate immunity. What they are, what human research shows, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/dihexahttps://molecularreference.com/peptides/dihexaDihexa is an oral angiotensin IV analog studied in rats and mice for memory and Alzheimer's — what it is, how it works, and the honest human-data gap.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/dulaglutidehttps://molecularreference.com/peptides/dulaglutideDulaglutide (Trulicity) is an FDA-approved, once-weekly GLP-1 injection for type 2 diabetes — how it works, what the human trials show, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/epitalonhttps://molecularreference.com/peptides/epitalonEpitalon is a synthetic pineal tetrapeptide studied mostly in cells and mice for telomeres and aging — what it is, the evidence, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/follistatinhttps://molecularreference.com/peptides/follistatinFollistatin is a myostatin-blocking protein studied in animals and early gene-therapy trials for muscle growth — the evidence and honest risks, explained.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/foxo4-drihttps://molecularreference.com/peptides/foxo4-driFOXO4-DRI is a senolytic peptide studied in mice and human cells to clear senescent 'zombie' cells — what it is, the real evidence, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/gdf-11https://molecularreference.com/peptides/gdf-11GDF-11 is the 'young blood' protein studied in mice for reversing aging — what it is, why the results are hotly contested, and the honest human risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ghrp-2https://molecularreference.com/peptides/ghrp-2GHRP-2 (pralmorelin) is a growth-hormone secretagogue that reliably raises GH and appetite in humans — what it does, what's proven, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ghrp-6https://molecularreference.com/peptides/ghrp-6GHRP-6 is a growth-hormone secretagogue that reliably triggers a GH pulse and strong hunger in humans — what it is, the evidence, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/hexarelinhttps://molecularreference.com/peptides/hexarelinHexarelin is a synthetic GHRP that reliably raises growth hormone in human studies — what it is, what the evidence really shows, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/hgh-fragment-176-191https://molecularreference.com/peptides/hgh-fragment-176-191HGH fragment 176-191 is the fat-burning tail of growth hormone — what it is, why the evidence is animal-only, the risks, and its 2026 legal status.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/humaninhttps://molecularreference.com/peptides/humaninHumanin is a 24-amino-acid mitochondrial-derived peptide studied in cells and animals for brain and metabolic protection — the evidence and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/larazotidehttps://molecularreference.com/peptides/larazotideLarazotide is an oral peptide studied in celiac disease to tighten the 'leaky' gut barrier — what it is, what the human trials showed, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/liraglutidehttps://molecularreference.com/peptides/liraglutideLiraglutide (Victoza, Saxenda) is an FDA-approved GLP-1 peptide for type 2 diabetes and weight loss — what it is, what the trials show, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ll-37https://molecularreference.com/peptides/ll-37LL-37 is the body's own antimicrobial peptide — sold as a research chemical for infections, biofilms and wounds. What it is, the evidence, the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/matrixylhttps://molecularreference.com/peptides/matrixylMatrixyl (palmitoyl pentapeptide-4) is a topical peptide studied for fine lines and wrinkles — what it is, what the human research shows, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/melanotan-ihttps://molecularreference.com/peptides/melanotan-iMelanotan I (afamelanotide, SCENESSE) is an FDA-approved α-MSH analog that raises protective skin pigment — the evidence, the tanning question, and the risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/melanotan-iihttps://molecularreference.com/peptides/melanotan-iiMelanotan II is a synthetic melanocortin peptide studied in humans for skin tanning — what it is, what the evidence shows, and the honest mole and safety risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/mod-grf-1-29https://molecularreference.com/peptides/mod-grf-1-29Modified GRF 1-29 (CJC-1295 without DAC) is a GHRH analog used to raise your own growth hormone. What it is, what the research shows, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/noopepthttps://molecularreference.com/peptides/noopeptNoopept (omberacetam) is a synthetic nootropic — a dipeptide derivative, not a true peptide — studied for cognition: what it is, the evidence, the risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/orforglipronhttps://molecularreference.com/peptides/orforglipronOrforglipron (Foundayo) is a once-daily oral GLP-1 pill, FDA-approved for chronic weight management. What it is, the evidence, and risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/p21https://molecularreference.com/peptides/p21P021 is a synthetic neurotrophic peptide studied only in animals for memory and brain aging — what it is, what the rodent research shows, and the risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/palmitoyl-tripeptide-1https://molecularreference.com/peptides/palmitoyl-tripeptide-1Palmitoyl tripeptide-1 is a cosmetic collagen peptide — what it is, what the lab and human evidence really show for wrinkles, and whether it's worth it.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/setmelanotidehttps://molecularreference.com/peptides/setmelanotideSetmelanotide (IMCIVREE) is an FDA-approved MC4R agonist for rare genetic obesity — the human-trial evidence, how it works, dosing and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/snap-8https://molecularreference.com/peptides/snap-8SNAP-8 (acetyl octapeptide-3) is a topical cosmetic peptide sold to soften expression lines — what it is, how it's claimed to work, and the evidence.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/ss-31https://molecularreference.com/peptides/ss-31SS-31 (elamipretide) is a mitochondria-targeting peptide, now FDA-approved as Forzinity for a rare disease — what it is, the aging evidence, and honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/syn-akehttps://molecularreference.com/peptides/syn-akeSyn-Ake is a synthetic anti-wrinkle peptide modeled on snake-venom waglerin-1 — what it is, how the topical-Botox idea works, and what the evidence shows.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/tesofensinehttps://molecularreference.com/peptides/tesofensineTesofensine is a non-peptide triple reuptake inhibitor studied for weight loss — what it is, what the human trials showed, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/thymalinhttps://molecularreference.com/peptides/thymalinThymalin is a thymus-derived peptide studied in Russia for immune restoration and healthy aging — what it is, what the human evidence shows, and the risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/thymosin-alpha-1https://molecularreference.com/peptides/thymosin-alpha-1Thymosin alpha-1 (thymalfasin/Zadaxin) is a thymic immune peptide with real human trials — what it is, how it tunes immunity, and the honest risks.Wed, 15 Jul 2026 00:00:00 GMThttps://molecularreference.com/peptides/thymosin-beta-4https://molecularreference.com/peptides/thymosin-beta-4Thymosin beta-4 is a 43-amino-acid healing peptide with real human trials for dry eye and heart repair, but only animal data for the muscle use it's sold for.Wed, 15 Jul 2026 00:00:00 GMT