Explore our complete collection of peptide guides. Benefits, dosing, mechanisms, and what to expect.
Showing 85 peptides35 available to buy
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A small molecule NNMT inhibitor that promotes fat cell metabolism and may support weight loss without affecting the central nervous system.
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A modified fragment of human growth hormone designed to stimulate fat metabolism without the growth-promoting effects of full HGH.
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An 11-amino acid erythropoietin-derived peptide that activates the innate repair receptor for tissue protection without hematopoietic effects.
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A gastric pentadecapeptide with remarkable tissue-protective and regenerative properties across multiple organ systems.
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A long-acting amylin analog that suppresses appetite and enhances satiety—being developed by Novo Nordisk as a complement to GLP-1 drugs for superior weight loss.
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A synthetic GHRH analog with enhanced stability and prolonged GH-releasing activity, available in both standard and DAC-conjugated forms.
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A naturally occurring neuropeptide that promotes deep delta-wave sleep, stress resilience, and may help normalize disrupted sleep patterns.
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A tetrapeptide that activates telomerase, the enzyme responsible for maintaining telomere length, potentially addressing one of the fundamental mechanisms of cellular aging.
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A D-retro-inverso senolytic peptide studied for disrupting the FOXO4-p53 interaction in senescent-cell research.
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A naturally occurring copper peptide with powerful skin regeneration, wound healing, and anti-aging properties backed by decades of research.
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How human chorionic gonadotropin acts on the LH receptor, why it lasts days instead of minutes, and what that means for timing.
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A highly selective growth hormone secretagogue that stimulates GH release without significantly affecting cortisol, prolactin, or appetite hormones.
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A neuropeptide that serves as the master regulator of the reproductive axis, controlling GnRH release and fertility in both sexes.
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A master regulator of the reproductive hormone system that triggers natural LH and testosterone release, with potential applications in fertility, hormone optimization, and PCT.
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A potent anti-inflammatory tripeptide derived from alpha-MSH with remarkable effects on inflammatory bowel conditions and immune modulation.
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A human host defense peptide with broad-spectrum antimicrobial activity and powerful immunomodulatory properties for wound healing and infection control.
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A synthetic melanocortin peptide that stimulates melanin production, developed for photoprotection and approved for treating erythropoietic protoporphyria (EPP).
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A synthetic peptide that stimulates melanin production for skin tanning while also producing notable effects on libido and appetite suppression.
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A synthetic melanocortin peptide analog that stimulates melanin production for skin pigmentation and activates sexual arousal pathways.
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A mitochondria-derived peptide with profound effects on metabolism, exercise capacity, and aging—a rising star in longevity research.
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A cellular redox coenzyme and substrate for sirtuins, PARPs, and CD38 in longevity and metabolism research.
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A nine-amino acid neuropeptide hormone involved in social bonding, trust, anxiety reduction, and reproductive functions.
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A synthetic bioregulatory tripeptide that targets pineal gland and central nervous system function, with neuroprotective and geroprotective properties.
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An FDA-approved melanocortin receptor agonist that acts centrally in the brain to promote sexual arousal and desire.
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A groundbreaking triple receptor agonist achieving unprecedented 24.2% weight loss in clinical trials, representing the next evolution in obesity pharmacotherapy.
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A synthetic anxiolytic peptide derived from tuftsin, developed in Russia for anxiety reduction, cognitive enhancement, and immunomodulation.
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A GLP-1 receptor agonist that mimics natural gut hormones to reduce appetite, slow digestion, and support significant weight loss results.
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A synthetic heptapeptide nootropic derived from ACTH with neuroprotective, cognitive-enhancing, and neurorestorative properties.
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A synthetic 29-amino acid peptide analog of growth hormone-releasing hormone (GHRH) that stimulates natural GH production from the pituitary gland.
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A mitochondria-targeting peptide that protects cells from oxidative damage and restores energy production—in clinical trials for heart failure and mitochondrial diseases.
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A synthetic peptide fragment promoting tissue repair, reduced inflammation, and accelerated recovery from muscle, tendon, and ligament injuries.
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An FDA-approved growth hormone-releasing hormone analog that reduces visceral fat accumulation and stimulates natural GH production.
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Thymosin Alpha 1 is a synthetic 28–amino acid peptide studied for its immunomodulatory effects, supporting host defense, tissue recovery, and immune balance in diverse experimental models.
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A dual-action incretin that has achieved unprecedented weight loss results in clinical trials, now FDA-approved as Mounjaro and Zepbound.
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A 28-amino acid neuropeptide with potent anti-inflammatory, immunomodulatory, and neuroprotective properties being researched for autoimmune conditions and gut disorders.
An FDA-approved synthetic analog of parathyroid hormone-related protein (PTHrP) that promotes bone formation and reduces fracture risk in postmenopausal osteoporosis.
A chimeric proapoptotic peptide that selectively targets the vasculature of white adipose tissue, inducing fat cell death through blood supply disruption.
A topical cosmetic peptide marketed as 'Botox in a jar' that reduces wrinkle appearance by inhibiting muscle contraction at the neuromuscular junction.
Cerebrolysin is a neuropeptide mixture derived from porcine brain proteins that mimics BDNF, GDNF, and NGF. Used clinically in 50+ countries for stroke, TBI, Alzheimer's, and dementia. Complete guide to benefits, dosage protocols, side effects, and clinical evidence.
A neuropeptide with potent anti-inflammatory and immunomodulatory properties, closely related to somatostatin but with distinct receptors and therapeutic potential.
An extremely potent cognitive-enhancing compound derived from angiotensin IV, studied for memory enhancement and potential neurodegenerative disease applications.
An FDA-approved GLP-1 receptor agonist for type 2 diabetes and cardiovascular risk reduction, administered once weekly.
The first GLP-1 receptor agonist approved for diabetes, derived from Gila monster venom, available in twice-daily and once-weekly formulations.
A myostatin inhibitor and activin-binding protein that promotes muscle growth by blocking the body's natural limiters on muscle development.
The primary hunger hormone that stimulates appetite, GH release, and gastric motility—the natural ligand for the GHS receptor targeted by GHRPs.
A potent growth hormone secretagogue that balances strong GH release with more moderate appetite stimulation than GHRP-6, making it a middle-ground option.
A potent growth hormone secretagogue known for robust GH release and significant appetite stimulation—the original GH-releasing peptide that started the secretagogue era.
The body's master antioxidant — a tripeptide critical for detoxification, oxidative stress defense, immune function, and cellular health.
The natural gonadotropin-releasing hormone used to stimulate LH and FSH production, commonly used in fertility treatment and post-cycle therapy research.
A potent synthetic growth hormone releasing hexapeptide with unique cardioprotective properties and the strongest GH release among GHRP family peptides.
The C-terminal fragment of human growth hormone responsible for fat metabolism, studied for its lipolytic activity without the growth-promoting effects of full-length HGH.
A mitochondrial-derived peptide with cytoprotective and neuroprotective properties, showing promise in aging, Alzheimer's research, and metabolic health.
A truncated, highly potent variant of IGF-1 that bypasses binding proteins for enhanced bioavailability and tissue-specific anabolic effects.
What the Long R3 modifications change: binding-protein escape, a 20–30 hour half-life, and the timing that follows from it.
A naturally-occurring dipeptide with potent anti-glycation, antioxidant, and anti-aging properties found in high concentrations in muscle and brain tissue.
A long-acting somatostatin analog for acromegaly and neuroendocrine tumors—with the convenience of self-injectable depot formulation.
An FDA-approved 14-amino acid peptide that activates guanylate cyclase-C receptors to treat irritable bowel syndrome with constipation (IBS-C) and chronic idiopathic constipation.
An FDA-approved GLP-1 receptor agonist used for type 2 diabetes and chronic weight management, with extensive clinical trial evidence supporting its metabolic benefits.
An FDA-approved GLP-1 receptor agonist used for type 2 diabetes with unique pharmacokinetics favoring postprandial glucose control.
A collagen-boosting signal peptide widely used in anti-aging skincare to reduce wrinkles and improve skin firmness.
The short-lived native form of mechano growth factor: minutes of activity, local muscle signalling, and how it differs from PEG-MGF.
An orally-active growth hormone secretagogue that mimics ghrelin signaling to increase GH and IGF-1 levels without injections.
A modified growth hormone-releasing hormone analog with enhanced stability, commonly paired with GHRPs for synergistic GH release.
An enhanced variant of Selank with improved stability and bioavailability, offering anxiolytic and cognitive effects through GABA modulation.
An enhanced variant of Semax with improved stability and potency, offering cognitive enhancement and neuroprotective effects.
An 82-amino acid peptide derived from nucleobindin-2 that regulates appetite, metabolism, and energy homeostasis through hypothalamic signaling.
A 36-amino acid neuropeptide that serves as one of the most abundant signaling molecules in the brain, regulating appetite, stress response, anxiety, and circadian rhythms.
A synthetic somatostatin analog used to treat acromegaly, carcinoid tumors, and severe diarrhea—one of the most clinically important peptide drugs in endocrinology.
A neuropeptide critical for wakefulness, appetite regulation, and energy homeostasis with therapeutic implications for narcolepsy and metabolic disorders.
A synthetic 21-amino acid peptide derived from Ciliary Neurotrophic Factor (CNTF) that promotes neurogenesis and cognitive enhancement.
A 38-amino acid neuropeptide with potent neuroprotective, anti-inflammatory, and regenerative properties across multiple organ systems.
A pegylated variant of IGF-1 splice variant with extended half-life, studied for localized muscle repair and hypertrophy signaling.
A GLP-1/glucagon dual agonist designed for better body composition—promoting fat loss while preserving muscle mass during weight loss.
A gut-derived satiety hormone that reduces appetite and regulates energy balance, with significant research implications for obesity treatment.
An FDA-approved synthetic amylin analog that complements insulin therapy by slowing gastric emptying, reducing glucagon secretion, and enhancing satiety in diabetes management.
A cell-penetrating peptide targeting the Wnt/β-catenin pathway to activate hair follicle stem cells and promote hair regrowth.
An FDA-approved MC4R agonist peptide for treating obesity caused by rare genetic disorders affecting the leptin-melanocortin pathway.
An 8-amino acid peptide that mimics the N-terminus of SNAP-25 to reduce muscle contractions and soften expression lines without injections.
A dual GLP-1 and glucagon receptor agonist showing significant weight loss and liver fat reduction in clinical trials, positioned as a next-generation obesity and MASH therapeutic.
An FDA-approved parathyroid hormone analog used to treat osteoporosis by stimulating new bone formation rather than just preventing bone loss.
A thymic polypeptide bioregulator with immunomodulatory and geroprotective properties, developed from decades of Russian peptide bioregulation research.
A synthetic pentapeptide derived from thymopoietin that modulates T-cell function and enhances immune system regulation.
A 43-amino acid protein that orchestrates tissue repair, cell migration, and wound healing—the full molecule behind TB-500's regenerative reputation.
A zinc-dependent thymic nonapeptide essential for T-cell maturation, immune regulation, and emerging anti-aging research.
An FDA-approved modified C-type natriuretic peptide (CNP) analog that promotes bone growth by counteracting FGFR3 signaling in children with achondroplasia.
Peptides are short chains of amino acids that play important roles in the body. They're used for everything from muscle recovery and fat loss to anti-aging, cognitive enhancement, and immune support.
Our database covers the most popular peptides, including healing peptides like TB-500 and BPC-157, growth hormone boosters like CJC-1295 and Ipamorelin, weight loss peptides like Semaglutide and Retatrutide, and many more. Each guide includes dosing info, benefits, side effects, and how they work.
In-depth research articles on specific peptides, protocols, and findings.
MK-677 (ibutamoren) benefits: higher GH, deeper sleep, lean mass gains, and skin recovery. Month-by-month results timeline and what to expect.
Oct 9, 2026Peptides before and after, sorted by evidence: which results show in photos, which are water or lighting, and realistic timelines for fat loss, muscle and skin.
Oct 7, 2026Week-by-week timeline of what Mounjaro does to your weight from the first injection, when the plateau usually hits, and the dose and habit changes that get it moving again. SURMOUNT data, no hype.
Oct 7, 2026NAD+ dosage varies hugely by form. Oral supplements need 500-1,000mg/day. Subcutaneous injections work at 50-100mg, two to three times a week. IV therapy uses 250-750mg per session. Here is the full NAD+ dosage chart by form, goal, and body weight.
Oct 4, 2026Cortagen peptide (Ala-Glu-Asp-Pro) examined: the sixteen-animal nerve study behind the 27% claim, the Epitalon head-to-head where it did nothing, the Cortexin confusion, and the 100x dose spread.
Oct 4, 2026Most people settle at 0.5mg per day: in the Phase 2 trial that dose produced 9.2% body weight loss (1.0mg gave 10.6%) with the more manageable side effect profile. Here is a complete tesofensine capsule dosage guide including protocols, side effects, and cycle length.
Oct 4, 2026Cartalax is a 3-amino-acid Khavinson bioregulator developed in Russia for cartilage and joint health. Here is the mechanism, dosing, side effects, and how it stacks with BPC-157 and TB-500.
Oct 4, 2026Tirzepatide produced 20.9% average weight loss in the SURMOUNT-1 trial — the highest ever recorded for a GLP-1 class drug. This guide covers the clinical data, dosage protocol, timeline, side effects, and how it compares to semaglutide.
Oct 4, 2026A plain-English peptide unit conversion calculator and reference hub. Learn exactly what mg, mcg, IU, mL and insulin-syringe units mean, the three formulas you actually need, and use pre-solved conversion tables to check any peptide dose before you inject.
Oct 4, 2026Vesilute peptide (Glu-Asp) examined: zero studies under its name, the Chitomur trials everyone quotes, the fabricated citations on one top page, and two vendors selling it with Vesugen's sequence.
Oct 4, 2026Reconstitution turns lyophilized peptide powder into an injectable solution. Use bacteriostatic water, add it slowly down the vial wall, swirl gently, and never shake. Here's the full step-by-step plus dosing math and storage rules.
Oct 4, 2026PE-22-28 is a 7-amino-acid TREK-1 channel inhibitor that produces antidepressant-like effects within days in animal studies. Here is how it works, dosing, side effects, and how it compares to Selank, Semax, and SSRIs.
Oct 4, 2026GHK-Cu is a naturally occurring copper peptide that modulates 4,000+ genes, boosts collagen 2.1-fold, and declines 60% with age. Every benefit, dose, and side effect.
Oct 4, 2026PEG-MGF peptide examined: what is really in the vial (a 24-amino-acid fragment, not the growth factor), the two-company replication that found no effect, the half-life nobody measured, real 5 mg vial arithmetic, and who might still try it.
Oct 4, 2026Testagen peptide (KEDG) examined: designed from pituitary extract, tested only in pituitary-removed chickens, never measured for testosterone, and sold under four different sequences.
Oct 4, 2026Glutathione benefits in 2026: oxidative stress, liver, insulin, Parkinson's, autoimmune, plus injections vs oral, skin lightening safety, and dosage.
Oct 4, 2026Klotho peptide examined: the mouse lifespan data, the primate memory study converted into vials, what is really in the $499 fusion protein, the two human gene trials, and why the online 10 mcg protocol is 1/80th of the dose that worked.
Oct 4, 2026How peptide protocols differ in cats: IBD and gut-first use cases, dosing a 4 kg animal accurately, the chronic kidney disease question, and where copper peptides need care.
Oct 4, 2026Epitalon peptide is a four-amino-acid longevity peptide also spelled Epithalon. Here is what it may do for telomeres, sleep, melatonin rhythm, dosage cycles, side effects, and safety.
Oct 4, 2026Cagrilintide is a long-acting amylin analog from Novo Nordisk that produced up to 22.7% weight loss in Phase 3 trials as CagriSema. Here is everything the research shows on benefits, dosage, and side effects.
Oct 4, 2026Liraglutide explained: Saxenda vs Victoza indications, daily dosing, side effects, generic cost, and how it compares with newer GLP-1s.
Oct 4, 2026ARA-290 (cibinetide) is an 11-amino-acid EPO-derived peptide that activates the innate repair receptor. Full coverage of mechanism, clinical trials, dosing, and side effects.
Oct 4, 2026Complete GHK-Cu injection guide — subcutaneous technique, injection sites, needle size, reconstitution, dosing protocol and what to expect.
Oct 4, 2026Dihexa is a six-amino-acid peptide that builds new synapses through HGF/c-Met activation. Full coverage of mechanism, benefits, community dosing, the April 22, 2026 FDA Category 2 removal, and the Athira Pharma research controversy.
Oct 4, 2026