Peptide Compound Database

    Explore the scientific profiles of research peptides. Filter by category, delivery method, or clinical phase to find compounds relevant to your research.

    38 compounds

    5 Amino 1MQ Capsules

    Capsules & Sprays

    NNMT (nicotinamide N-methyltransferase) inhibitor; increases intracellular NAD+ levels, activates SIRT1, and promotes white-to-beige adipose tissue conversion (oral delivery form)

    Half-life: Not fully characterized in humans Phase: Preclinical Bioavail.: Orally bioavailable (small molecule)
    oral administration
    adipose tissue muscle liver

    5-Amino 1MQ (50mg)

    Metabolic Peptides

    NNMT (nicotinamide N-methyltransferase) inhibitor; increases intracellular NAD+ levels, activates SIRT1, and promotes white-to-beige adipose tissue conversion

    Half-life: Not fully characterized in humans Phase: Preclinical Bioavail.: Orally bioavailable (small molecule)
    oral administration subcutaneous injection
    adipose tissue muscle liver

    AOD-9604 (5mg)

    Healing & Recovery

    Modified GH fragment (hGH 176-191); stimulates lipolysis and inhibits lipogenesis without affecting IGF-1 or insulin sensitivity

    Half-life: ~30 minutes Phase: Phase II Bioavail.: Moderate (subcutaneous)
    subcutaneous injection
    adipose tissue cartilage

    BPC-157 (10mg)

    Healing & Recovery

    Cytoprotective agent; modulates nitric oxide (NO) system, promotes angiogenesis, and upregulates growth factor expression

    Half-life: Stable in gastric juice; systemic half-life not fully characterized in humans Phase: Preclinical Bioavail.: Orally stable; systemic bioavailability under investigation
    subcutaneous injection oral administration intraperitoneal injection
    gastrointestinal tract tendons ligaments muscle bone

    BPC-157 Capsules

    Capsules & Sprays

    Cytoprotective agent; modulates nitric oxide (NO) system, promotes angiogenesis, and upregulates growth factor expression (oral delivery form)

    Half-life: Stable in gastric juice; systemic half-life not fully characterized in humans Phase: Preclinical Bioavail.: Orally stable; demonstrates GI tract bioactivity; systemic bioavailability under investigation
    oral administration
    gastrointestinal tract tendons ligaments muscle bone

    BPC-157 Spray

    Capsules & Sprays

    Cytoprotective agent; modulates nitric oxide (NO) system, promotes angiogenesis, and upregulates growth factor expression (intranasal delivery form)

    Half-life: Stable in gastric juice; intranasal route may provide rapid systemic absorption Phase: Preclinical Bioavail.: Enhanced mucosal absorption; bypasses first-pass metabolism
    intranasal administration
    gastrointestinal tract tendons ligaments muscle bone brain (via olfactory pathway)

    BPC/TB500 Blend

    Healing & Recovery

    Dual mechanism: BPC-157 cytoprotective/NO system modulation combined with TB-500 actin-binding cell migration and angiogenesis promotion

    Half-life: Components have distinct kinetics; BPC-157 is gastric juice-stable, TB-500 has extended intracellular activity Phase: Preclinical Bioavail.: High (subcutaneous)
    subcutaneous injection
    gastrointestinal tract tendons ligaments muscle connective tissue skin

    CJC NO DAC/Ipamorelin Blend

    Growth Peptides

    Dual mechanism: CJC-1295 (Modified GRF 1-29) acts as GHRH analog at pituitary GHRH receptors; Ipamorelin acts as selective ghrelin mimetic at GHSR-1a. Synergistic GH release.

    Half-life: CJC-1295 no DAC: ~30 minutes; Ipamorelin: ~2 hours Phase: Phase II Bioavail.: High (subcutaneous)
    subcutaneous injection
    muscle bone adipose tissue pituitary gland

    Dihexa (10mg)

    Cognitive Peptides

    Hepatocyte growth factor (HGF) mimetic; potentiates HGF/c-Met receptor signaling to promote synaptogenesis, dendritic spine formation, and neuroplasticity

    Half-life: Not fully characterized; orally active small molecule derivative Phase: Preclinical Bioavail.: Orally bioavailable (small molecule angiotensin IV derivative)
    oral administration subcutaneous injection
    brain hippocampus central nervous system

    DSIP (5mg)

    Cognitive Peptides

    Delta sleep-inducing peptide; modulates sleep architecture by interacting with opioid and serotonergic systems, normalizes cortisol and LH release patterns, and influences circadian rhythm regulation

    Half-life: ~7-8 minutes (rapid enzymatic degradation in plasma) Phase: Preclinical Bioavail.: Low (rapid degradation); improved with intranasal or direct injection routes
    intravenous injection subcutaneous injection intranasal administration
    brain hypothalamus pituitary gland

    Epithalon (50mg)

    Anti-Aging & Longevity

    Telomerase activator; induces telomerase reverse transcriptase (hTERT) expression, extending telomere length and reducing markers of cellular senescence. Also modulates melatonin secretion from the pineal gland.

    Half-life: Short circulating half-life (minutes); effects are mediated through gene expression changes that persist longer Phase: Preclinical Bioavail.: High (subcutaneous/intravenous)
    subcutaneous injection intravenous injection
    all tissues (telomere maintenance) pineal gland

    GHK-Cu (100mg)

    Anti-Aging & Longevity

    Copper peptide complex; modulates gene expression (up to 4,000 genes), promotes collagen and glycosaminoglycan synthesis, stimulates angiogenesis, and exhibits antioxidant/anti-inflammatory activity via copper ion delivery and gene regulation

    Half-life: Short plasma half-life; tissue effects persist due to gene expression changes Phase: Phase II Bioavail.: Good (subcutaneous/topical); copper complex is well-absorbed
    subcutaneous injection topical application intradermal injection
    skin hair follicles connective tissue bone

    GHK-Cu Capsules

    Capsules & Sprays

    Copper peptide complex; modulates gene expression, promotes collagen and glycosaminoglycan synthesis, and exhibits antioxidant/anti-inflammatory activity (oral delivery form)

    Half-life: Short plasma half-life; tissue effects persist due to gene expression changes Phase: Phase II Bioavail.: Oral bioavailability under investigation; copper complex absorption via GI tract
    oral administration
    skin hair follicles connective tissue bone

    GLP-1 (S) Semaglutide (5mg)

    Metabolic Peptides

    GLP-1 receptor agonist; enhances glucose-dependent insulin secretion, suppresses glucagon, slows gastric emptying, and promotes satiety via hypothalamic signaling

    Half-life: ~7 days (due to albumin binding and DPP-4 resistance) Phase: FDA Approved Bioavail.: ~89% (subcutaneous); ~0.4-1% (oral with SNAC enhancer)
    subcutaneous injection oral administration
    pancreas (beta cells) brain (hypothalamus) adipose tissue gastrointestinal tract

    GLP-1 Capsule

    Capsules & Sprays

    GLP-1 receptor agonist; enhances glucose-dependent insulin secretion, suppresses glucagon, slows gastric emptying, and promotes satiety via hypothalamic signaling (oral delivery form with absorption enhancer)

    Half-life: ~7 days (due to albumin binding and DPP-4 resistance) Phase: FDA Approved Bioavail.: ~0.4-1% (oral with SNAC absorption enhancer; requires fasting conditions)
    oral administration
    pancreas (beta cells) brain (hypothalamus) adipose tissue gastrointestinal tract

    GLP-2 (T) Tirzepatide (15mg)

    Metabolic Peptides

    Dual GIP/GLP-1 receptor agonist; activates both incretin receptors to enhance insulin secretion, reduce glucagon, slow gastric emptying, and increase satiety through complementary pathways

    Half-life: ~5 days Phase: FDA Approved Bioavail.: ~80% (subcutaneous)
    subcutaneous injection
    pancreas (beta cells) brain (hypothalamus) adipose tissue gastrointestinal tract

    GLP-3 (R) Retatrutide (10mg)

    Metabolic Peptides

    Triple GLP-1/GIP/glucagon receptor agonist; activates three metabolic hormone receptors simultaneously to enhance insulin secretion, promote satiety, and increase energy expenditure via glucagon-mediated thermogenesis

    Half-life: ~6 days Phase: Phase III Bioavail.: High (subcutaneous); exact value under clinical investigation
    subcutaneous injection
    pancreas (beta cells) brain (hypothalamus) liver adipose tissue

    Glutathione (200mg)

    Anti-Aging & Longevity

    Master intracellular antioxidant; directly scavenges reactive oxygen species, serves as cofactor for glutathione peroxidase and glutathione S-transferase, maintains redox homeostasis, and supports Phase II hepatic detoxification

    Half-life: Intracellular: several hours; plasma (reduced form): ~10-15 minutes after IV Phase: Dietary supplement (generally recognized as safe) Bioavail.: Low oral bioavailability (degraded by GI peptidases); IV provides direct systemic delivery; liposomal formulations improve oral absorption
    intravenous injection oral supplementation sublingual administration nebulized inhalation
    all cells (cytoplasm, mitochondria) liver lungs immune cells

    IGF1-LR3 (1mg)

    Growth Peptides

    IGF-1 receptor agonist with reduced IGF-binding protein affinity; activates PI3K/Akt and MAPK/ERK pathways promoting cell proliferation and protein synthesis

    Half-life: 20-30 hours (extended vs. native IGF-1 due to reduced IGFBP binding) Phase: Preclinical Bioavail.: High (subcutaneous); enhanced vs. native IGF-1
    subcutaneous injection intramuscular injection
    muscle bone connective tissue liver

    Ipamorelin (10mg)

    Growth Peptides

    Selective growth hormone secretagogue; agonist at ghrelin/GHS receptor (GHSR-1a) without significant effects on cortisol, prolactin, or appetite

    Half-life: ~2 hours Phase: Phase II Bioavail.: High (subcutaneous)
    subcutaneous injection intravenous injection
    muscle bone adipose tissue pituitary gland

    KPV (10mg)

    Specialty Peptides

    Alpha-MSH C-terminal fragment; inhibits NF-kB nuclear translocation, reduces pro-inflammatory cytokine production (IL-1beta, IL-6, TNF-alpha), and modulates inflammatory signaling independent of melanocortin receptors

    Half-life: Short (small tripeptide); rapidly metabolized Phase: Preclinical Bioavail.: Moderate (subcutaneous); oral bioavailability under investigation
    subcutaneous injection oral administration topical application
    skin gastrointestinal tract immune cells

    Melanotan 2 (10mg)

    Specialty Peptides

    Non-selective melanocortin receptor agonist; primarily activates MC1R on melanocytes to stimulate melanogenesis, also activates MC3R, MC4R, and MC5R affecting appetite, sexual function, and energy homeostasis

    Half-life: ~1-2 hours Phase: Phase II Bioavail.: High (subcutaneous)
    subcutaneous injection
    skin (melanocytes) brain (hypothalamus) adipose tissue

    Methylene Blue (50mg)

    Specialty Peptides

    Alternative mitochondrial electron carrier; accepts electrons from NADH and transfers to cytochrome c, bypassing Complex I and III blockades. Also inhibits monoamine oxidase (MAO-A) and modulates nitric oxide synthase (NOS).

    Half-life: 5-6.5 hours Phase: FDA Approved Bioavail.: ~72% (oral)
    oral administration intravenous injection
    brain mitochondria (all cells) blood (hemoglobin)

    MOTS-C (10mg)

    Metabolic Peptides

    Mitochondrial-derived peptide; activates AMPK pathway, enhances glucose uptake and fatty acid oxidation, regulates mitochondrial and nuclear gene expression

    Half-life: Not fully characterized in humans; short circulating half-life expected for unmodified peptide Phase: Phase I Bioavail.: Under investigation; systemic distribution demonstrated in animal models
    subcutaneous injection intravenous injection
    skeletal muscle adipose tissue liver

    NAD+ (500mg)

    Anti-Aging & Longevity

    Essential coenzyme; serves as electron carrier in mitochondrial respiration (Complex I, III, IV), activates sirtuins (SIRT1-7) for gene regulation, and acts as substrate for PARPs in DNA repair

    Half-life: ~30-45 minutes (IV); intracellular NAD+ turnover is 1-2 hours Phase: Dietary supplement (generally recognized as safe) Bioavail.: Variable by route; IV provides 100% bioavailability; oral is low due to degradation in GI tract; sublingual may improve absorption
    intravenous infusion oral supplementation sublingual administration
    all cells (mitochondrial function) brain liver muscle

    NAD+ Spray

    Capsules & Sprays

    Essential coenzyme; serves as electron carrier in mitochondrial respiration, activates sirtuins (SIRT1-7), and acts as substrate for PARPs in DNA repair (sublingual delivery form)

    Half-life: ~30-45 minutes (systemic); intracellular NAD+ turnover is 1-2 hours Phase: Dietary supplement (generally recognized as safe) Bioavail.: Improved vs. oral capsules; sublingual absorption bypasses GI degradation
    sublingual administration
    all cells (mitochondrial function) brain liver muscle

    PT-141 (10mg)

    Specialty Peptides

    Melanocortin receptor agonist; activates MC3R and MC4R in the central nervous system to modulate sexual arousal pathways independent of the vascular system

    Half-life: ~2.7 hours Phase: FDA Approved Bioavail.: ~100% (subcutaneous)
    subcutaneous injection intranasal administration
    brain (hypothalamus) central nervous system

    PT-141 Spray

    Capsules & Sprays

    Melanocortin receptor agonist; activates MC3R and MC4R in the central nervous system to modulate sexual arousal pathways (intranasal delivery form)

    Half-life: ~2.7 hours; intranasal route may provide faster CNS onset Phase: FDA Approved Bioavail.: Good intranasal absorption; rapid CNS access via olfactory pathway
    intranasal administration
    brain (hypothalamus) central nervous system

    Selank (10mg)

    Cognitive Peptides

    Tuftsin analog; modulates GABA-ergic, serotonergic, and dopaminergic neurotransmission; enhances enkephalin expression and immune function

    Half-life: ~several minutes (native peptide); prolonged CNS activity due to Pro-Gly-Pro stabilization Phase: Approved in Russia Bioavail.: Good (intranasal); rapid CNS penetration via olfactory pathway
    intranasal administration subcutaneous injection
    brain central nervous system immune system

    Selank Spray

    Capsules & Sprays

    Tuftsin analog; modulates GABA-ergic, serotonergic, and dopaminergic neurotransmission; enhances enkephalin expression and immune function (intranasal delivery form)

    Half-life: ~several minutes (native peptide); prolonged CNS activity; intranasal route enables rapid onset Phase: Approved in Russia Bioavail.: Good (intranasal); rapid CNS penetration via olfactory pathway
    intranasal administration
    brain central nervous system immune system

    Semax (10mg)

    Cognitive Peptides

    ACTH(4-7) analog with Pro-Gly-Pro extension; upregulates BDNF and NGF expression, modulates serotonergic and dopaminergic systems, and exhibits neuroprotective properties

    Half-life: ~several minutes (native peptide); sustained CNS effects due to Pro-Gly-Pro stabilization Phase: Approved in Russia Bioavail.: Good (intranasal); penetrates blood-brain barrier via olfactory pathway
    intranasal administration subcutaneous injection
    brain central nervous system

    Sermorelin (10mg)

    Growth Peptides

    GHRH analog (first 29 amino acids of endogenous GHRH); stimulates pituitary somatotrophs to produce and release growth hormone in a pulsatile manner

    Half-life: 10-20 minutes Phase: FDA Approved Bioavail.: High (subcutaneous)
    subcutaneous injection intravenous injection
    muscle bone pituitary gland

    SNAP-8 (10mg)

    Specialty Peptides

    SNARE complex modulator; competes with SNAP-25 for binding in the SNARE complex, reducing vesicle fusion and neurotransmitter (acetylcholine) release at the neuromuscular junction, thereby reducing muscle contraction

    Half-life: N/A (topical cosmeceutical; not systemically absorbed) Phase: Cosmeceutical (not FDA regulated as drug) Bioavail.: Topical penetration only; not intended for systemic absorption
    topical application
    skin neuromuscular junction (topical application)

    TB-500 (5mg)

    Healing & Recovery

    Actin-binding protein; promotes cell migration, angiogenesis, and differentiation by sequestering G-actin monomers

    Half-life: Not fully characterized; effects observed over days due to intracellular actin-binding activity Phase: Preclinical Bioavail.: High (subcutaneous)
    subcutaneous injection intramuscular injection
    muscle connective tissue skin blood vessels cardiac tissue

    Tesamorelin (10mg)

    Growth Peptides

    GHRH analog with trans-3-hexenoic acid modification; stimulates endogenous GH synthesis and release, reduces visceral adipose tissue

    Half-life: 26 minutes Phase: FDA Approved Bioavail.: High (subcutaneous)
    subcutaneous injection
    adipose tissue pituitary gland muscle brain

    Thymalin (10mg)

    Anti-Aging & Longevity

    Thymic polypeptide complex; restores thymic function, normalizes T-cell subpopulations, and modulates neuroendocrine-immune interactions

    Half-life: Not fully characterized (polypeptide complex) Phase: Approved in Russia Bioavail.: High (intramuscular/subcutaneous)
    intramuscular injection subcutaneous injection
    immune system thymus neuroendocrine system

    Thymosin Alpha 1 (10mg)

    Anti-Aging & Longevity

    Immunomodulator; enhances T-cell differentiation and maturation, promotes dendritic cell activation via TLR signaling, modulates Th1/Th2 cytokine balance, and augments NK cell activity

    Half-life: ~2 hours Phase: Approved internationally (marketed as Zadaxin) Bioavail.: High (subcutaneous)
    subcutaneous injection
    immune system thymus lymph nodes spleen

    VIP (10mg)

    Specialty Peptides

    Neuropeptide; binds VPAC1 and VPAC2 receptors to activate adenylyl cyclase/cAMP signaling, causing vasodilation, smooth muscle relaxation, immunomodulation, and neurotransmission modulation

    Half-life: ~1-2 minutes (rapid enzymatic degradation in plasma) Phase: Preclinical Bioavail.: Low (rapid degradation); typically requires direct injection or inhalation
    intravenous injection subcutaneous injection nebulized inhalation intranasal administration
    gastrointestinal tract lungs immune system nervous system blood vessels