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  • 🇺🇸 USA Domestic
  • Warehouses
    • 🇪🇺 EU Domestic
    • 🇬🇧 UK Domestic
    • 🇦🇺 AU Domestic
    • 🇨🇦 CA Domestic
    • 🇨🇳 CH International
  • Compounds
    • Categories
      • Anti-Aging & Longevity
      • Cognitive & Nootropic
      • Cosmetics
      • Performance & Hormone Optimization
      • Recovery & Healing
      • Weight Loss & Metabolic
    • Peptides
      • Peptide Blends
    • Tablets
    • Injectables
    • Raws
  • Track Order
  • Contact
    • About QSC
      • QSC Price List
      • QSC Reviews
      • QSC FAQ
      • Privacy Policy
      • Return, Refund & Shipping Policy
      • Terms and Conditions
Login / Register
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FREE standard shipping on all orders.
≥99% Purity Verified • COA on Every Product
Free Shipping on All Orders • USPS/FedEx in USA 🇺🇸
Domestic Warehouses: 🇺🇸 🇪🇺 🇬🇧 🇨🇦 🇦🇺 🇸🇬 🇹🇭 🇻🇳
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Cerebrolysin 30mg | 10-Vial Kit | Neuropeptide Complex | Neuroprotection Research

Cerebrolysin 30mg | 10-Vial Kit | Neuropeptide Complex | Neuroprotection Research

$250
Cerebrolysin (porcine brain-derived neuropeptide complex) — ≥99% HPLC purity, Janoshik COA. Research use only.
Cerebrolysin 30mg | 20-Vial Kit | Neuropeptide Complex | Neuroprotection Research

Cerebrolysin 30mg | 20-Vial Kit | Neuropeptide Complex | Neuroprotection Research

$450
Cerebrolysin (porcine brain-derived neuropeptide complex) — ≥99% HPLC purity, Janoshik COA. Research use only.
Cerebrolysin 60mg | 10-Vial Kit | Neuropeptide Complex | High-Dose Neuroprotection Research

Cerebrolysin 60mg | 10-Vial Kit | Neuropeptide Complex | High-Dose Neuroprotection Research

$270
Cerebrolysin 60mg (porcine brain-derived neuropeptide complex, high-dose) — ≥99% HPLC purity, Janoshik COA. Research use only.
Cerebrolysin 60mg | 20-Vial Kit | Neuropeptide Complex | High-Dose Neuroprotection Research

Cerebrolysin 60mg | 20-Vial Kit | Neuropeptide Complex | High-Dose Neuroprotection Research

$490
Cerebrolysin 60mg (porcine brain-derived neuropeptide complex, high-dose) — ≥99% HPLC purity, Janoshik COA. Research use only.
Cortagen 20mg | 10-Vial Kit | AEDP Brain Bioregulator | Neuroprotection & CNS Research

Cortagen 20mg | 10-Vial Kit | AEDP Brain Bioregulator | Neuroprotection & CNS Research

$250
Cortagen 20mg | 10-Vial Kit — AEDP Khavinson tetrapeptide bioregulator — neural tissue bioregulator studied for neuronal gene expression, cortical neuron differentiation, and neuroprotective pathway research. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Cortagen 20mg | 20-Vial Kit | AEDP Brain Bioregulator | Neuroprotection & CNS Research

Cortagen 20mg | 20-Vial Kit | AEDP Brain Bioregulator | Neuroprotection & CNS Research

$450
Cortagen 20mg | 20-Vial Kit — AEDP Khavinson tetrapeptide bioregulator — neural tissue bioregulator studied for neuronal gene expression, cortical neuron differentiation, and neuroprotective pathway research. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Dermorphin 5mg | 10-Vial Kit | Opioid Heptapeptide | µ-Receptor Research

Dermorphin 5mg | 10-Vial Kit | Opioid Heptapeptide | µ-Receptor Research

$240
Dermorphin 5mg | 10-Vial Kit — D-amino acid opioid heptapeptide — 500× higher μ-opioid receptor (MOR) affinity vs. morphine, studied for MOR pharmacology, receptor selectivity, and opioid peptide structure-activity research. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Dermorphin 5mg | 20-Vial Kit | Opioid Heptapeptide | µ-Receptor Research

Dermorphin 5mg | 20-Vial Kit | Opioid Heptapeptide | µ-Receptor Research

$430
Dermorphin 5mg | 20-Vial Kit — D-amino acid opioid heptapeptide — 500× higher μ-opioid receptor (MOR) affinity vs. morphine, studied for MOR pharmacology, receptor selectivity, and opioid peptide structure-activity research. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Dihexa 10mg | 10-Vial Kit | HGF/MET Nootropic Peptide | High-Dose Cognitive Research

Dihexa 10mg | 10-Vial Kit | HGF/MET Nootropic Peptide | High-Dose Cognitive Research

$280
Dihexa 10mg | 10-Vial Kit — HGF/MET agonist heptapeptide (PNB-0408) — activates hepatocyte growth factor receptor to drive hippocampal synaptogenesis and dendritic spine density; studied for cognitive enhancement and memory improvement. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Dihexa 10mg | 20-Vial Kit | HGF/MET Nootropic Peptide | High-Dose Cognitive Research

Dihexa 10mg | 20-Vial Kit | HGF/MET Nootropic Peptide | High-Dose Cognitive Research

$510
Dihexa 10mg | 20-Vial Kit — HGF/MET agonist heptapeptide (PNB-0408) — activates hepatocyte growth factor receptor to drive hippocampal synaptogenesis and dendritic spine density; studied for cognitive enhancement and memory improvement. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Dihexa 20mg Tablets | 100-Count

Dihexa 20mg Tablets | 100-Count

$590
QSC Dihexa (HGF/c-Met Agonist / Cognitive Enhancement Peptide) — ≥99% HPLC purity, MS confirmed, Janoshik COA. 20mg per tablet, 25-count. Research use only.
Dihexa 5mg | 10-Vial Kit | HGF/MET Nootropic Peptide | Cognitive & Synaptogenic Research

Dihexa 5mg | 10-Vial Kit | HGF/MET Nootropic Peptide | Cognitive & Synaptogenic Research

$220
Dihexa 5mg | 10-Vial Kit — HGF/MET agonist heptapeptide (PNB-0408) — activates hepatocyte growth factor receptor to drive hippocampal synaptogenesis and dendritic spine density; studied for cognitive enhancement and memory improvement. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Dihexa 5mg | 20-Vial Kit | HGF/MET Nootropic Peptide | Cognitive & Synaptogenic Research

Dihexa 5mg | 20-Vial Kit | HGF/MET Nootropic Peptide | Cognitive & Synaptogenic Research

$390
Dihexa 5mg | 20-Vial Kit — HGF/MET agonist heptapeptide (PNB-0408) — activates hepatocyte growth factor receptor to drive hippocampal synaptogenesis and dendritic spine density; studied for cognitive enhancement and memory improvement. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
DSIP 10mg | 10-Vial Kit | Sleep Peptide Kit

DSIP 10mg | 10-Vial Kit | Sleep Peptide Kit

$220
DSIP 10mg | 10-Vial Kit — Delta sleep-inducing nonapeptide — studied for slow-wave sleep architecture modulation, HPA axis normalisation, and circadian rhythm regulation independent of sedative receptor pathways. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
DSIP 10mg | 20-Vial Kit | Sleep Peptide Kit

DSIP 10mg | 20-Vial Kit | Sleep Peptide Kit

$390
DSIP 10mg | 20-Vial Kit — Delta sleep-inducing nonapeptide — studied for slow-wave sleep architecture modulation, HPA axis normalisation, and circadian rhythm regulation independent of sedative receptor pathways. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
DSIP 15mg | 10-Vial Kit | Sleep Peptide Kit

DSIP 15mg | 10-Vial Kit | Sleep Peptide Kit

$260
DSIP 15mg | 10-Vial Kit — Delta sleep-inducing nonapeptide — studied for slow-wave sleep architecture modulation, HPA axis normalisation, and circadian rhythm regulation independent of sedative receptor pathways. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
DSIP 15mg | 20-Vial Kit | Sleep Peptide Kit

DSIP 15mg | 20-Vial Kit | Sleep Peptide Kit

$470
DSIP 15mg | 20-Vial Kit — Delta sleep-inducing nonapeptide — studied for slow-wave sleep architecture modulation, HPA axis normalisation, and circadian rhythm regulation independent of sedative receptor pathways. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.

Out of stock

DSIP 2mg | 10-Vial Kit | Delta Sleep-Inducing Peptide | Sleep & Neuroendocrine Research

DSIP 2mg | 10-Vial Kit | Delta Sleep-Inducing Peptide | Sleep & Neuroendocrine Research

$190
DSIP 2mg | 10-Vial Kit — Delta sleep-inducing nonapeptide — studied for slow-wave sleep architecture modulation, HPA axis normalisation, and circadian rhythm regulation independent of sedative receptor pathways. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
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Out of stock

DSIP 2mg | 20-Vial Kit | Delta Sleep-Inducing Peptide | Sleep & Neuroendocrine Research

DSIP 2mg | 20-Vial Kit | Delta Sleep-Inducing Peptide | Sleep & Neuroendocrine Research

$330
DSIP 2mg | 20-Vial Kit — Delta sleep-inducing nonapeptide — studied for slow-wave sleep architecture modulation, HPA axis normalisation, and circadian rhythm regulation independent of sedative receptor pathways. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
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DSIP 5mg | 10-Vial Kit | Sleep Peptide Kit

DSIP 5mg | 10-Vial Kit | Sleep Peptide Kit

$210
DSIP 5mg | 10-Vial Kit — Delta sleep-inducing nonapeptide — studied for slow-wave sleep architecture modulation, HPA axis normalisation, and circadian rhythm regulation independent of sedative receptor pathways. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
DSIP 5mg | 20-Vial Kit | Sleep Peptide Kit

DSIP 5mg | 20-Vial Kit | Sleep Peptide Kit

$370
DSIP 5mg | 20-Vial Kit — Delta sleep-inducing nonapeptide — studied for slow-wave sleep architecture modulation, HPA axis normalisation, and circadian rhythm regulation independent of sedative receptor pathways. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Humanin 10mg | 10-Vial Kit | 100mg Total | Cytoprotective Mitopeptide

Humanin 10mg | 10-Vial Kit | 100mg Total | Cytoprotective Mitopeptide

$370
Humanin 10mg — mitochondria-derived cytoprotective peptide, neuroprotection and metabolic research. ≥99% HPLC, Janoshik COA. Research use only.
Humanin 10mg | 20-Vial Kit | 200mg Total | Cytoprotective Mitopeptide

Humanin 10mg | 20-Vial Kit | 200mg Total | Cytoprotective Mitopeptide

$690
Humanin 10mg — mitochondria-derived cytoprotective peptide, neuroprotection and metabolic research. ≥99% HPLC, Janoshik COA. Research use only.
Methylene Blue 1KG Raw Powder | Mitochondrial Electron Carrier

Methylene Blue 1KG Raw Powder | Mitochondrial Electron Carrier

$1,000
QSC Methylene Blue (Phenothiazine / Mitochondrial Electron Carrier / MAO Inhibitor) — ≥99% HPLC purity, MS confirmed, Janoshik COA. 1KG bulk. Research use only.
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