Peptide research library

A slow-acting drug of natural origin that modulates interleukin-1 and promotes cartilage repair. Used in osteoarthritis treatment with anti-inflammatory effects.

50 mg2x daily

A semi-synthetic polysulfated xylan with anti-inflammatory, anti-thrombotic, and chondroprotective properties. FDA-approved for interstitial cystitis (oral form, Elmiron) and widely used for osteoarthritis in veterinary medicine. Research suggests potential benefits for joint cartilage preservation and synovial fluid enhancement.

100-300 mg2-3x weekly

A recombinant PTH(1-34) peptide that stimulates bone formation; FDA-approved for osteoporosis and used to accelerate fracture healing.

20 mcg1x daily

A C-type natriuretic peptide (CNP) analog that activates natriuretic peptide receptor B (NPR-B) to promote endochondral bone growth and cartilage development. FDA-approved for achondroplasia treatment in pediatric patients.

15 mcg1x daily

A cardioprotective and tissue repair peptide with anti-inflammatory properties. Currently in experimental research for cardiovascular and regenerative applications.

100-300 mcg1x daily

Peptide-based angiotensin II receptor blockers that regulate blood pressure and reduce cardiovascular inflammation through selective AT1 receptor antagonism.

100-300 mcg1-2x daily

An endogenous peptide hormone that regulates blood pressure, cardiac contractility, and fluid homeostasis through APJ receptor signaling.

100-300 mcg1-2x daily

Endogenous peptides that regulate blood pressure, fluid balance, and cardiac function. Researched for heart failure and hypertension management.

0.01-0.1 mcgContinuous IV infusion or single bolus

A flavonoid-derived peptide compound that improves venous tone and microcirculation through endothelial function enhancement.

250-500 mg2-3x daily

Cerebrolysin is a mixture of neurotrophic peptides derived from pig brain. It mimics the effects of neurotrophic factors and shows promise for neurodegenerative diseases and traumatic brain injury.

5-30 mL mLDaily for 10-30 days

A hexapeptide that enhances neuroplasticity and cognitive function by modulating neurotrophic signaling pathways, particularly through NGF and BDNF mechanisms.

50-100 mcg1x daily

Fibroblast Growth Factor-Like peptide, an NCAM (Neural Cell Adhesion Molecule) mimetic that enhances neural plasticity. Promotes learning, memory, and neuroprotection.

1-5 mg1x daily

Enhanced formulation of Selank with N-Acetyl modification and amidation. Provides improved stability, longer-lasting anxiolytic effects, and enhanced nootropic properties.

200-400 mcg1-2x daily

Enhanced version of Semax with N-Acetyl modification and C-terminal amidation. Provides stronger nootropic effects with better bioavailability and stability than standard Semax.

200-600 mcg1-2x daily

A stress-response neuropeptide that modulates anxiety, appetite, and circadian rhythm. Researched for anxiety reduction and stress resilience.

0.5-2 mcg1-2x daily

A potent nootropic peptide that enhances memory, learning, and cognitive function. Increases NGF and BDNF expression. Significantly more potent than piracetam on a per-milligram basis.

10-30 mg1-2x daily

P21 is a nootropic peptide derived from CNTF (Ciliary Neurotrophic Factor). It promotes neurogenesis, especially in the hippocampus, and may improve learning and memory.

10-20 mg mgDaily

A synthetic heptapeptide analog of tuftsin that modulates immune function and reduces anxiety while enhancing cognitive performance through GABA and dopamine pathways.

250-500 mcg1-2x daily

A synthetic heptapeptide that enhances cognitive function, stress resilience, and neuroprotection by modulating ACTH and endorphin pathways.

250-500 mcg1-2x daily

A neuropeptide involved in pain transmission and neuroinflammation. Researched for neuroprotection and cognitive function through NK1 receptor modulation.

0.1-1 mcg1-2x daily

NSI-189 is a benzylpiperazine-aminopyridine small-molecule compound that promotes hippocampal neurogenesis and increases hippocampal volume. Originally developed as a potential antidepressant, it has demonstrated cognitive enhancement and neuroprotective properties in clinical research. NSI-189 is not a peptide but a small-molecule compound; however, it is commonly tracked in research compound databases. It is administered orally and has completed Phase 2 clinical trials.

20-40 mg1x daily

Acetyl Hexapeptide-3 is a synthetic topical peptide that mimics the N-terminal sequence of SNAP-25 (soluble NSF attachment protein receptor), a protein involved in neuromuscular acetylcholine release. By competing with endogenous SNAP-25, Argireline reduces the frequency and intensity of muscle contractions in facial muscles, thereby diminishing the appearance of dynamic expression lines, particularly on the forehead and around the eyes. It is marketed as a non-invasive, topical alternative to botulinum toxin injections.

5-10 %2x daily

A melanin synthesis inhibitor peptide used in topical skincare formulations for skin brightening and hyperpigmentation reduction. Functions as a gentler alternative to hydroquinone by modulating tyrosinase activity and melanin production pathways.

1-2 %1-2x daily

Leuphasyl is a neurotransmitter-inhibiting peptide that reduces muscle contraction by mimicking enkephalins. It decreases acetylcholine secretion and is synergistic with Argireline for anti-wrinkle effects.

2-5% %Daily topical

Palmitoyl Pentapeptide-4, a signal peptide that stimulates collagen and fibronectin production. One of the most well-studied cosmetic peptides for anti-aging skincare. Acts as a fragment of collagen I that signals fibroblasts to increase extracellular matrix synthesis.

2-5 %1-2x daily

A melanin synthesis inhibitor for skin brightening. Reduces hyperpigmentation with a gentle, long-term safety profile.

1-3 %1-2x daily

A potent melanin inhibitor that reduces tyrosinase activity for skin lightening. Used in brightening products for long-term pigmentation treatment.

1-3 %1-2x daily

Fatty acid-conjugated tripeptide with enhanced skin penetration for collagen stimulation and anti-aging effects. The palmitoyl group increases lipophilicity and transdermal bioavailability.

2-5 %1-2x daily

Palmitoylated copper peptide designed for topical skincare. Pal-GHK is a lipid-conjugated form of the copper tripeptide GHK, which enhances skin penetration and stability. Used in anti-aging formulations to stimulate collagen synthesis and reduce visible signs of aging.

2-5 %1-2x daily

A synthetic dipeptide conjugate with a palmitic acid chain that stimulates collagen synthesis and improves skin barrier function for anti-aging and skin elasticity applications. Used topically in cosmetic formulations.

1-3 %1-2x daily

A synthetic tetrapeptide conjugated to palmitic acid (a 16-carbon fatty acid) that penetrates the skin barrier and reduces pro-inflammatory cytokine production, particularly interleukin-6 (IL-6). Commonly used as a component of Matrixyl 3000 formulations to improve skin elasticity, reduce fine lines, and support dermal matrix remodeling through fibroblast stimulation.

2-5 %1-2x daily

An octapeptide extension of Argireline (Acetyl Octapeptide-3) that provides enhanced anti-wrinkle effects by inhibiting SNARE complex formation. More potent than Argireline for reducing expression lines.

3-10 %1-2x daily

Syn-Ake is a synthetic peptide mimicking snake venom that relaxes facial muscles and reduces wrinkle depth. It is a safe, topical alternative to Botox for smoothing expression lines.

2-4% %Daily topical

Stimulates collagen synthesis by mimicking the body's own mechanism for triggering collagen production. Improves skin firmness, elasticity, and reduces fine lines.

2-5 %1-2x daily

Mimics the natural collagen structure to stimulate collagen production. Improves skin firmness, reduces fine lines, and enhances hydration.

2-5 %1-2x daily

Basic form of AHK peptide without copper. Promotes wound healing, collagen production, and tissue regeneration for skin rejuvenation.

2-5 %1-2x daily

An anti-wrinkle peptide with muscle relaxation properties that reduces expression lines. A safe alternative to injectable treatments for smoother skin texture.

3-5 %1-2x daily

A ghrelin mimetic that stimulates GH release. Research compound with appetite-stimulating effects.

100-300 mcg1-3x daily

An oral ghrelin receptor agonist approved in Japan for cancer cachexia. Stimulates appetite and increases lean body mass in wasting conditions.

50-100 mg1x daily

A modified GHRH analog similar to CJC-1295. Stimulates growth hormone release for research purposes.

100-300 mcg1-3x daily

CJC-1295 is a synthetic analog of growth hormone-releasing hormone (GHRH) that stimulates the release of growth hormone from the pituitary gland. It comes in two forms: with DAC (Drug Affinity Complex) for longer action, and without DAC for shorter, more frequent dosing.

100-200 mcg (no DAC) or 2 mg (with DAC) mcgDaily before bed (no DAC) or Once weekly (with DAC)

A ghrelin receptor agonist that stimulates growth hormone release and appetite. FDA-approved for canine cachexia with human research ongoing.

3-5 mg1x daily

First-generation growth hormone releasing peptide that stimulates GH secretion through ghrelin receptor agonism. Moderate potency compared to later GHRPs. Used primarily in research settings to investigate GH dynamics and metabolic effects.

100-300 mcg1-3x daily

GHRP-2 is a potent growth hormone secretagogue that increases appetite and promotes muscle growth. It enhances recovery and stimulates GH release more strongly than GHRP-6.

100-300 mcg mcg2-3x daily

Growth hormone releasing peptide that stimulates GH and prolactin. Similar to GHRP-6 but with a different side effect profile.

100-300 mcg1-3x daily

Growth hormone secretagogue (GHS) in the research stage. GHRP-4 is a synthetic hexapeptide that stimulates growth hormone (GH) release from the anterior pituitary gland. Limited clinical data available; primarily used in research settings.

100-200 mcg1-3x daily

Experimental growth hormone releasing peptide (GHRP) with limited clinical data. Research compound used to investigate growth hormone secretion pathways and metabolic effects. Not approved for human use.

100-200 mcg1-3x daily

GHRP-6 is a potent stimulator of natural growth hormone secretion. It also increases appetite and aids in energy metabolism, making it popular for building muscle mass and strength.

100-200 mcg mcg2-3x daily

Hexarelin is one of the strongest GH-releasing peptides, also showing cardioprotective effects. It increases GH, IGF-1, and may protect against heart damage.

100 mcg mcg2x daily

Ipamorelin is a selective growth hormone secretagogue that mimics ghrelin and stimulates the release of growth hormone from the pituitary gland. It is one of the cleanest GH-releasing peptides with minimal effect on cortisol and prolactin levels.

200-300 mcg mcg1-3x daily

Synthetic form of the native ghrelin peptide. A potent appetite stimulant that regulates energy balance and stimulates growth hormone release. Research compound for metabolic studies.

1-5 mcg/kgResearch protocol dependent

An oral ghrelin receptor agonist FDA-approved as a diagnostic test for adult growth hormone deficiency. Macimorelin (Macrilen®) is the only approved oral GH stimulation test. It acts as a selective agonist of the ghrelin receptor (GHSR-1a), stimulating growth hormone release from the anterior pituitary gland. Administered as a single oral dose in a clinical setting after overnight fasting, with blood samples collected at baseline and 30, 45, and 60 minutes post-administration to assess GH secretory capacity.

0.5 mgSingle dose

Sermorelin is a synthetic version of growth hormone-releasing hormone (GHRH) consisting of the first 29 amino acids. It stimulates natural GH production from the pituitary.

200-500 mcg mcgDaily before bed

An oral ghrelin mimetic that stimulates GH release and appetite. Research stage with potential for cachexia treatment.

5-25 mcg1-3x daily

Tesamorelin is a GHRH analog that specifically reduces visceral adipose tissue. It is FDA-approved for HIV-associated lipodystrophy and has cognitive and metabolic benefits.

2 mg mgDaily

A copper peptide variant with tissue repair, anti-inflammatory, and wound healing properties. Also supports hair growth and collagen synthesis. Can be used topically or via subcutaneous injection.

50-200 mcg1x daily

BPC-157 is a pentadecapeptide derived from a protective protein found in human gastric juice. It has shown remarkable healing properties for various tissues including tendons, ligaments, muscles, and the gastrointestinal tract.

250-500 mcg mcg1-2x daily

A peptide derived from echinacea that promotes wound healing and tissue regeneration through growth factor modulation. Supports collagen synthesis and angiogenesis.

100-300 mcg1-2x daily

A gut trophic hormone that enhances intestinal blood flow and nutrient absorption. Researched for short bowel syndrome and gastrointestinal healing.

0.05-0.1 mg1x daily

PEG-MGF is a pegylated form of MGF that provides systemic effects throughout the body. It promotes muscle cell repair and growth, especially after intense training.

200-400 mcg mcg2-3x weekly

TB-500 is a synthetic version of Thymosin Beta-4, a naturally occurring peptide present in high concentrations in blood platelets, wound fluid, and other tissues. It plays a crucial role in tissue repair and regeneration.

2-2.5 mg mg2x/week (loading phase) then 1x/week (maintenance)

Alpha-Melanocyte Stimulating Hormone, a tridecapeptide with potent anti-inflammatory, neuroprotective, and immunomodulatory properties. Binds melanocortin receptors (MC1R, MC3R, MC4R) to modulate immune responses, reduce pro-inflammatory cytokines, and support tissue repair. Also involved in pigmentation regulation and appetite signaling.

0.1-0.5 mg1x daily

A bioactive peptide derived from ginseng that enhances immune response and reduces inflammatory markers through TLR signaling.

200-400 mcg1-2x daily

A synthetic random copolymer of four amino acids (L-alanine, L-glutamic acid, L-lysine, L-tyrosine) that modulates immune response and reduces neuroinflammation. FDA-approved for relapsing-remitting multiple sclerosis with established immunomodulatory mechanisms including Th1-to-Th2 shift and antigen-specific T-cell suppression.

20 mg1x daily

KPV is a C-terminal tripeptide of α-MSH with potent anti-inflammatory effects. It is being researched for inflammatory bowel disease and various inflammatory conditions.

500-1000 mcg mcg1-2x daily

LL-37 is the only human cathelicidin, a natural antimicrobial peptide with broad-spectrum activity. It plays a crucial role in innate immunity and wound healing.

5-10 mg mg2-3x weekly

Antimicrobial peptides derived from lactoferrin that modulate innate immunity and have direct bactericidal activity.

50-200 mcg1-2x daily

Thymalin is a Khavinson bioregulator extracted from the thymus gland. It supports immune function, particularly T-cell activity, and has anti-aging properties.

10-20 mg mgDaily for 5-10 days per month

Thymosin Alpha-1 is a peptide naturally produced by the thymus gland that plays a central role in immune function. It modulates the immune system, enhances T-cell function, and has been used as an adjuvant therapy for various conditions including hepatitis and cancer.

0.8-3.2 mg mg2-3x per week

An immunomodulatory peptide that enhances T-cell maturation and immune function. Distinct from Thymosin Alpha-1 with different cellular targets.

1.6-3.2 mg1x daily

VIP is a neuropeptide with wide-ranging effects including immune modulation, neuroprotection, and treatment of chronic inflammatory response syndrome (CIRS).

50 mcg mcg4x daily

Respiratory tract bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1x daily

Heart muscle bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1x daily

Cartalax is a Khavinson bioregulator peptide (tripeptide: Ala-Glu-Asp) that targets cartilage and connective tissue. It supports collagen synthesis, improves joint health, and enhances tissue elasticity.

10-20 mg (capsule) or 1-3 mg (injectable) mgDaily for 10-20 days

Lung and bronchial bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1-2x daily

Brain cortex bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1-2x daily

Liver bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1-2x daily

Liver and gastrointestinal bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1-2x daily

Pancragen is a Khavinson bioregulator tetrapeptide that regulates insulin synthesis and supports pancreatic function. It may improve glucose metabolism and maintain pancreatic cell health.

10-20 mg mgDaily for 10-20 days

Pinealon is a Khavinson bioregulator for the brain and nervous system. It consists of three amino acids (Glu-Asp-Arg) and supports cognitive function and neuroprotection.

10 mg mgDaily for 10-20 days per month

Prostate gland bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1x daily

Testicular bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1x daily

Thymus bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1x daily

Bladder bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1x daily

Vascular bioregulator peptide from the Khavinson series. Short peptide (2-4 amino acids) that targets specific tissue for gene expression regulation and organ health optimization.

10-20 mcg1x daily

Vilon is a Khavinson bioregulator consisting of two amino acids (Lys-Glu). It regulates thymus and immune system function, with anti-aging and geroprotective properties.

10 mg mgDaily for 5-10 days per month

NNMT (nicotinamide N-methyltransferase) inhibitor that promotes fat loss by increasing NAD+ levels and enhancing cellular energy metabolism.

50-100 mg1-2x daily

AOD-9604 is a modified fragment of growth hormone that specifically targets fat metabolism without affecting blood sugar. It promotes lipolysis and has no effects on insulin or glucose.

250-500 mcg mcgDaily

A once-weekly GLP-1 receptor agonist fusion protein combining human GLP-1 with human albumin. Demonstrated cardiovascular benefits in the HARMONY Outcomes trial. Discontinued in 2018 for commercial reasons, not safety concerns. Historical research data only.

30-50 mg1x weekly

Cagrilintide is a long-acting, fatty-acid-modified analogue of the hormone amylin, developed by Novo Nordisk and given once weekly by subcutaneous injection. It activates amylin and calcitonin receptors to reduce appetite and slow gastric emptying. It is not approved as a standalone medicine anywhere. Its most advanced use is CagriSema, a fixed combination with semaglutide that Novo Nordisk submitted to the FDA in December 2025.

0.3-4.5 mgOnce weekly

A satiety hormone that promotes fullness and reduces food intake by signaling through CCK receptors. Researched for appetite regulation and metabolic health.

0.5-2 mcg1-2x daily

Dulaglutide is a once-weekly GLP-1 receptor agonist fusion protein with extended half-life. It has proven cardiovascular benefits and significant weight loss effects with no dose titration required for many patients.

0.75-4.5 mgOnce weekly

Eloralintide (LY3841136) is an investigational, once-weekly amylin receptor agonist from Eli Lilly, designed to favour the AMY1 receptor. In a 48-week phase 2 trial of 263 adults with obesity or overweight, mean weight loss ranged from about 9% to 20% on treatment versus 0.4% on placebo. It is not approved anywhere, and Lilly has started phase 3 ENLIGHTEN trials.

1-9 mgOnce weekly

Exenatide is the first GLP-1 receptor agonist approved by the FDA. Based on exendin-4 from Gila monster saliva, it is available as twice-daily or once-weekly formulation for type 2 diabetes and weight management.

5-10 mcg (twice daily) or 2 mg (weekly) mcgTwice daily or once weekly

An exercise-induced myokine that promotes browning of white adipose tissue and increases energy expenditure. Regulates metabolic homeostasis through FNDC5 signaling.

100-200 mcg1x daily

Adipokine hormone that regulates energy expenditure, appetite, and immune function through hypothalamic signaling.

0.1-1 mg1-2x daily

GLP-1 receptor agonist FDA-approved for type 2 diabetes (Victoza) and weight management (Saxenda). Promotes significant weight loss, improves glycemic control, and provides cardiovascular benefits.

0.6-1.8 mg1x daily

A short-acting GLP-1 receptor agonist primarily affecting postprandial (after-meal) glucose control. Originally marketed as Lyxumia for type 2 diabetes management. Discontinued in the US market in 2023 but remains available in Europe and other regions. Structurally distinct from longer-acting GLP-1 agonists due to its rapid onset and short half-life.

10-20 mcg1x daily

MOTS-c is a mitochondrial-derived peptide that acts as a mitochondrial signaling molecule. It regulates metabolic homeostasis and has been called an 'exercise mimetic' due to its effects on metabolism and exercise capacity.

5-10 mg mg2-3x per week

An AMPK activator commonly used alongside GLP-1 peptides and metabolic peptides to enhance glucose control and longevity outcomes.

500-2000 mg1-3x daily

Nicotinamide adenine dinucleotide, a coenzyme critical for cellular energy metabolism, DNA repair, and mitochondrial function. Used for anti-aging and metabolic optimization.

250-500 mcg1-2x daily

An amylin analog that slows gastric emptying and promotes satiety. FDA-approved for diabetes; studied for weight loss and metabolic control.

15-120 mcg3x daily with meals

Retatrutide is a triple agonist (GIP, GLP-1, and glucagon receptor) showing exceptional weight loss results in clinical trials. It represents the next generation beyond tirzepatide.

0.5-12 mg mgOnce weekly

Semaglutide is a GLP-1 receptor agonist that mimics the incretin hormone GLP-1. It is FDA-approved for type 2 diabetes management (Ozempic) and chronic weight management (Wegovy). It works by increasing insulin secretion, decreasing glucagon secretion, and slowing gastric emptying.

0.25-2.4 mg mgOnce weekly

Triple monoamine reuptake inhibitor that significantly suppresses appetite and increases energy expenditure. Originally developed for neurological conditions, repurposed for obesity treatment.

0.25-1 mg1x daily

Tirzepatide is a novel dual GIP/GLP-1 receptor agonist. It is the first medication to activate both the GIP (glucose-dependent insulinotropic polypeptide) and GLP-1 (glucagon-like peptide-1) receptors. FDA-approved for type 2 diabetes and weight management.

2.5-15 mg mgOnce weekly

A soluble activin receptor type IIB (ActRIIB) fusion protein that functions as a myostatin and activin A trap. Developed for treatment of muscle wasting diseases, including muscular dystrophy and cachexia. Acts by sequestering myostatin and activin A, negative regulators of muscle growth.

1-3 mg/kgEvery 2 weeks

A methylated form of carnosine found in muscle tissue that provides antioxidant and anti-inflammatory effects, supporting muscle recovery and performance.

500-1000 mg1-2x daily

A dipeptide of beta-alanine and histidine that acts as a buffer against lactic acid accumulation, enhancing muscle endurance and reducing fatigue.

1000-2000 mg1-2x daily

Follistatin is a protein that inhibits myostatin, a negative regulator of muscle growth. By blocking myostatin, follistatin allows for increased muscle mass and strength.

100-300 mcg mcgEvery other day or 2x weekly

A truncated form of IGF-1 lacking the first 3 amino acids. More potent than IGF-1 LR3 with a shorter half-life, making it ideal for localized muscle growth at injection sites.

50-100 mcg1x daily

IGF-1 LR3 is a modified version of insulin-like growth factor-1 (IGF-1) with a longer half-life. The modifications make it more potent and prevent binding to IGF-binding proteins, allowing it to remain active in the body longer. It promotes muscle growth and fat loss.

20-100 mcg mcgDaily for maximum 4 weeks

A dipeptide combination that enhances nitric oxide production and vasodilation, improving blood flow and nutrient delivery to muscles.

500-1000 mcg1-2x daily

Mechano Growth Factor, a splice variant of IGF-1 produced in response to mechanical stress on muscle tissue. Promotes localized muscle repair and growth at the injection site.

100-200 mcg1x daily

A myostatin inhibitor with SARM-like properties that promotes muscle growth by increasing follistatin levels. Uniquely acts as both a selective androgen receptor modulator and myostatin inhibitor.

5-10 mg1x daily

Endogenous opioid peptides that modulate pain perception and mood through mu and delta opioid receptors. Researched as alternatives to traditional opioids.

1-10 mcg1-2x daily

Gonadorelin is a synthetic version of gonadotropin-releasing hormone (GnRH). It stimulates the pituitary to release LH and FSH, supporting natural testosterone production and fertility.

100-200 mcg mcg2-3x weekly

HCG is a hormone that mimics LH and stimulates testosterone production in men. It is used to maintain testicular function during or after testosterone therapy and for fertility.

250-500 IU IU2-3x weekly

Kisspeptin-10 is a neuropeptide that regulates reproductive hormone secretion. It stimulates GnRH, leading to LH and FSH release, and may enhance libido and sexual function.

1-2 mcg mcgDaily or as needed

PT-141 (Bremelanotide) is a melanocortin receptor agonist that works on the central nervous system to enhance sexual arousal and desire. It is FDA-approved for treating hypoactive sexual desire disorder (HSDD) in premenopausal women.

1-2 mg mgAs needed, 45 minutes before sexual activity

Bioavailable collagen fragments that support skin elasticity, joint cartilage synthesis, and gut barrier function through amino acid delivery.

10-20 g1x daily

A copper-chelated tripeptide that promotes collagen and elastin synthesis while reducing inflammation, used in wound healing and skin regeneration research.

5-15 mcg1-2x daily

Epithalon is a synthetic tetrapeptide that acts as a telomerase activator. It is derived from epithalamin, a pineal gland extract. Epithalon may lengthen telomeres and has been studied for its potential anti-aging and longevity effects.

5-10 mg mgDaily for 10-20 days

A senolytic peptide that selectively targets and eliminates senescent (zombie) cells by disrupting the FOXO4-p53 interaction. Being researched for anti-aging and tissue rejuvenation applications.

5-10 mg3x weekly

GHK is a naturally occurring tripeptide with wound healing and anti-aging properties. Unlike GHK-Cu, it does not contain copper and may have different bioavailability.

1-3 mg mgDaily

GHK-Cu is a naturally occurring copper complex that plays multiple roles in wound healing, skin regeneration, and anti-aging. It can be used both topically and systemically. Copper peptides stimulate collagen and elastin production.

1-3 mg (injectable) or 1-3% (topical) mg2-3x/week (injectable) or daily (topical)

A cosmetic peptide that modulates neuropeptide signaling to reduce skin inflammation and improve barrier function, used in anti-aging skincare formulations.

A mitochondrial-derived peptide with potent neuroprotective and anti-apoptotic properties. Naturally produced in the body and associated with longevity and metabolic health.

1-5 mg1x daily

A retinoid-derived peptide that promotes collagen synthesis and skin cell turnover, used in cosmeceutical research for anti-aging applications.

0.5-2 mg1x daily

A synthetic pentapeptide that inhibits acetylcholine release at the neuromuscular junction, reducing facial muscle contractions and wrinkle formation.

5-10 mcg1-2x weekly

Also known as Elamipretide, this mitochondrial-targeted peptide concentrates in the inner mitochondrial membrane to restore cellular energy production. Has cardioprotective and neuroprotective properties.

0.25-5 mg1x daily

DSIP is a neuropeptide that promotes deep delta sleep, reduces stress, and provides pain relief. It helps regulate circadian rhythm and improves overall sleep quality.

100-300 mcg mcgBefore bed

An experimental peptidomimetic that targets and destroys fat tissue blood supply through a targeted proapoptotic peptide. Causes fat cell death by cutting off blood supply to adipose tissue.

0.5-1 mg1x daily

A flavonoid with senolytic and anti-inflammatory properties used in cellular rejuvenation protocols alongside peptide therapies.

200-500 mg1-2x daily

Peptide antagonists targeting CGRP receptors to reduce migraine frequency and pain signaling. Multiple FDA-approved monoclonal antibodies with peptide-based mechanisms.

120-240 mgMonthly or quarterly

A 7-amino acid opioid peptide derived from amphibian skin that binds mu-opioid receptors with high affinity, studied for pain management and neuroprotection.

0.1-1 mcgSingle dose or as per protocol

A synthetic vasopressin analog that regulates water reabsorption and is used clinically for diabetes insipidus, nocturnal enuresis, and hemophilia management.

10-20 mcg1-2x daily

Myostatin (GDF-8) is a naturally occurring myokine that negatively regulates skeletal muscle growth and development. Research focuses on myostatin inhibition as a therapeutic strategy for muscle wasting diseases, sarcopenia, and age-related muscle loss. Direct myostatin administration is not clinically used; research emphasizes inhibitors and antagonists.

mcg

A naturally occurring neuropeptide hormone involved in social bonding, trust, and stress reduction. Used intranasally for social and emotional effects, and medically for labor induction.

10-40 IU1-2x daily

A synthetic erythropoiesis-stimulating agent that increases red blood cell production. Used in research for anemia and oxygen utilization.

0.04-0.1 mg1x every 4 weeks

A synthetic pentapeptide with antimicrobial and anti-inflammatory properties. Used in research for infection control and inflammatory modulation.

50-200 mcg1-2x daily

A GnRH (gonadotropin-releasing hormone) agonist used medically for prostate cancer, endometriosis, precocious puberty, and fertility treatments. Causes initial hormone surge followed by suppression.

0.1-3.75 mgSingle dose or monthly depot

A synthetic peptide derived from cone snail venom that blocks N-type calcium channels. FDA-approved for intrathecal pain management in severe chronic pain.

2.4-19.2 mcgContinuous infusion via intrathecal pump

An alpha-MSH analog that stimulates melanin production and provides photoprotection. FDA-approved for erythropoietic protoporphyria.

16 mg1x every 2 days

Also known as Afamelanotide, this melanocortin receptor agonist induces skin pigmentation and provides photoprotection. FDA-approved for erythropoietic protoporphyria (EPP) under the brand name Scenesse.

0.5-1 mg1x daily

Melanotan II is a synthetic analog of the peptide hormone alpha-melanocyte-stimulating hormone (α-MSH). It stimulates melanogenesis, leading to skin tanning without UV exposure. It also has effects on libido and appetite.

250-500 mcg mcgDaily until desired tan, then 2-3x/week maintenance

A melanocortin-4 receptor (MC4R) agonist that increases pigmentation and has metabolic effects. FDA-approved for rare genetic obesity disorders.

0.8-3 mg1x daily