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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
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    • About QSC
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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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Pinealon 5mg | 10-Vial Kit | 50mg Total | Pineal Bioregulator Peptide

Pinealon 5mg | 10-Vial Kit | 50mg Total | Pineal Bioregulator Peptide

$190
Pinealon 5mg — Ala-Glu-Asp pineal bioregulator tripeptide, neuroprotection and CNS longevity research. ≥99% HPLC, Janoshik COA. Research use only.
Pinealon 5mg | 20-Vial Kit | 100mg Total | Pineal Bioregulator Peptide

Pinealon 5mg | 20-Vial Kit | 100mg Total | Pineal Bioregulator Peptide

$330
Pinealon 5mg — Ala-Glu-Asp pineal bioregulator tripeptide, neuroprotection and CNS longevity research. ≥99% HPLC, Janoshik COA. Research use only.
PNC-27 10mg | 10-Vial Kit | 100mg Total | Anticancer Peptide

PNC-27 10mg | 10-Vial Kit | 100mg Total | Anticancer Peptide

$300
PNC-27 10mg | 10-Vial Kit — p53-derived proapoptotic peptide — penetrates HDM-2-overexpressing cancer cell membranes to trigger membranolytic apoptosis selectively in tumour cells that overexpress HDM-2. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
PNC-27 10mg | 20-Vial Kit | 100mg Total | Anticancer Peptide

PNC-27 10mg | 20-Vial Kit | 100mg Total | Anticancer Peptide

$550
PNC-27 10mg | 20-Vial Kit — p53-derived proapoptotic peptide — penetrates HDM-2-overexpressing cancer cell membranes to trigger membranolytic apoptosis selectively in tumour cells that overexpress HDM-2. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
PNC-27 5mg | 10-Vial Kit | Anticancer Peptide Kit

PNC-27 5mg | 10-Vial Kit | Anticancer Peptide Kit

$240
PNC-27 5mg | 10-Vial Kit — p53-derived proapoptotic peptide — penetrates HDM-2-overexpressing cancer cell membranes to trigger membranolytic apoptosis selectively in tumour cells that overexpress HDM-2. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
PNC-27 5mg | 20-Vial Kit | Anticancer Peptide Kit

PNC-27 5mg | 20-Vial Kit | Anticancer Peptide Kit

$430
PNC-27 5mg | 20-Vial Kit — p53-derived proapoptotic peptide — penetrates HDM-2-overexpressing cancer cell membranes to trigger membranolytic apoptosis selectively in tumour cells that overexpress HDM-2. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Prednisone 10mg Tablets | 100-Count

Prednisone 10mg Tablets | 100-Count

$170
QSC Prednisone (Synthetic Glucocorticoid / Corticosteroid) — ≥99% HPLC purity, MS confirmed, Janoshik COA. 10mg per tablet, 100-count. Research use only.
Primobolan 10mg Tablets | 100-Count | Methenolone Acetate | Oral Anabolic

Primobolan 10mg Tablets | 100-Count | Methenolone Acetate | Oral Anabolic

$160
QSC Primobolan (Oral) (Methenolone Acetate (oral anabolic — non-17α-alkylated)) — ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Primobolan 25mg Tablets | 100-Count | Methenolone Acetate | Oral Anabolic

Primobolan 25mg Tablets | 100-Count | Methenolone Acetate | Oral Anabolic

$190
Primobolan (Methenolone Acetate) 25mg tablets, 100-count — mild oral anabolic research. ≥99% HPLC, Janoshik COA. Research use only.
Primobolan 50mg Tablets | 100-Count | Methenolone Acetate | Oral Anabolic

Primobolan 50mg Tablets | 100-Count | Methenolone Acetate | Oral Anabolic

$240
Primobolan (Methenolone Acetate) 50mg tablets, 100-count — mild oral anabolic research. ≥99% HPLC, Janoshik COA. Research use only.
Primobolan Enanthate 100mg/mL Injectable | 10-Vial Kit

Primobolan Enanthate 100mg/mL Injectable | 10-Vial Kit

$580
Primobolan Enanthate 100mg/mL (Methenolone Enanthate) — long-acting mild injectable AAS, 10-vial kit. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Primobolan Enanthate 100mg/mL Injectable | 20-Vial Kit

Primobolan Enanthate 100mg/mL Injectable | 20-Vial Kit

$1,110
Primobolan Enanthate 100mg/mL (Methenolone Enanthate) — long-acting mild injectable AAS, 20-vial kit. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Primobolan Enanthate 200mg/mL Injectable | 10-Vial Kit

Primobolan Enanthate 200mg/mL Injectable | 10-Vial Kit

$880
Primobolan Enanthate 200mg/mL (Methenolone Enanthate) — high-concentration long-acting injectable AAS, 10-vial kit. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Primobolan Enanthate 200mg/mL Injectable | 20-Vial Kit

Primobolan Enanthate 200mg/mL Injectable | 20-Vial Kit

$1,710
Primobolan Enanthate 200mg/mL (Methenolone Enanthate) — high-concentration long-acting injectable AAS, 20-vial kit. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
Prostamax 20mg | 10-Vial Kit | Prostate Tissue Peptide Bioregulator

Prostamax 20mg | 10-Vial Kit | Prostate Tissue Peptide Bioregulator

$260
Prostamax 20mg | 10-Vial Kit | Khavinson peptide bioregulator for prostate tissue — prostatic epithelial gene expression, urogenital function, and prostate geroprotection research. ≥99% HPLC, Janoshik COA. Research use only.
Prostamax 20mg | 20-Vial Kit | Prostate Tissue Peptide Bioregulator

Prostamax 20mg | 20-Vial Kit | Prostate Tissue Peptide Bioregulator

$470
Prostamax 20mg | 10-Vial Kit | Khavinson peptide bioregulator for prostate tissue — prostatic epithelial gene expression, urogenital function, and prostate geroprotection research. ≥99% HPLC, Janoshik COA. Research use only.
Proviron 100G Raw Powder | Mesterolone

Proviron 100G Raw Powder | Mesterolone

$1,150
QSC Mesterolone (Proviron) (17α-Methyl-DHT Derivative / Weak AR Agonist) — ≥99% HPLC purity, MS confirmed, Janoshik COA. 100G bulk. Research use only.
Proviron 10mg Tablets | 100-Count | Mesterolone | Androgenic Research

Proviron 10mg Tablets | 100-Count | Mesterolone | Androgenic Research

$140
Proviron (Mesterolone) 10mg tablets, 100-count — androgen, DHT analog, SHBG research. ≥99% HPLC, Janoshik COA. Research use only.
Proviron 1KG Raw Powder | Mesterolone

Proviron 1KG Raw Powder | Mesterolone

$8,500
QSC Mesterolone (Proviron) (17α-Methyl-DHT Derivative / Weak AR Agonist) — ≥99% HPLC purity, MS confirmed, Janoshik COA. 1KG bulk. Research use only.
Proviron 25mg Tablets | 100-Count | Mesterolone

Proviron 25mg Tablets | 100-Count | Mesterolone

$200
QSC Proviron (Mesterolone (DHT oral androgen — non-17α-alkylated)) — ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
PT-141 10mg | 10-Vial Kit | Bremelanotide Kit

PT-141 10mg | 10-Vial Kit | Bremelanotide Kit

$210
PT-141 10mg | 10-Vial Kit — Bremelanotide MC3R/MC4R agonist — activates hypothalamic melanocortin receptors to drive central sexual arousal independently of vascular mechanisms; FDA-approved mechanism for HSDD research. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
PT-141 10mg | 20-Vial Kit | Bremelanotide Kit

PT-141 10mg | 20-Vial Kit | Bremelanotide Kit

$370
PT-141 10mg | 20-Vial Kit — Bremelanotide MC3R/MC4R agonist — activates hypothalamic melanocortin receptors to drive central sexual arousal independently of vascular mechanisms; FDA-approved mechanism for HSDD research. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.
PTD-DBM 5mg | 10-Vial Kit | Wnt/CXXC5 Pathway Modulator

PTD-DBM 5mg | 10-Vial Kit | Wnt/CXXC5 Pathway Modulator

$320
PTD-DBM 5mg | 10-Vial Kit | Wnt pathway activator via CXXC5-Dishevelled interaction disruption — hair follicle regeneration and skin wound healing research. ≥99% HPLC, Janoshik COA. Research use only.
PTD-DBM 5mg | 20-Vial Kit | Wnt/CXXC5 Pathway Modulator

PTD-DBM 5mg | 20-Vial Kit | Wnt/CXXC5 Pathway Modulator

$590
PTD-DBM 5mg | 10-Vial Kit | Wnt pathway activator via CXXC5-Dishevelled interaction disruption — hair follicle regeneration and skin wound healing research. ≥99% HPLC, Janoshik COA. Research use only.
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