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  • Research Compounds
    • Anti-Aging & Longevity Peptides
    • Cognitive & Nootropic Peptides
    • Cosmetics Peptides
    • Performance & Hormone Optimization Peptides
    • Recovery & Healing Peptides
    • Weight Loss & Metabolic Peptides
    • Peptide Blends
    • QSC Protocols
      • Clavicular Ascension
      • Venus Protocol
      • Midas Longevity Protocol
  • QSC
    • About QSC
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      • Privacy Policy
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≥99% Purity Verified • COA on Every Product
Free Shipping on All Orders • USPS/FedEx in USA 🇺🇸
Domestic Warehouses: 🇺🇸 🇪🇺 🇬🇧 🇨🇦 🇦🇺 🇸🇬 🇹🇭 🇻🇳

Nandrolone Decanoate (DECA) 200mg/mL Injectable | 20-Vial Kit

Nandrolone Decanoate (DECA) 200mg/mL Injectable | 20-Vial Kit — Long-acting 19-nortestosterone ester (DECA, ~6-day half-life) — high anabolic:androgenic ratio AR agonist studied for muscle wasting, osteoporosis, and comparative 19-nor androgen pharmacology. ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.

✓ 99%+ Purity ✓ COA Available
✓ Free Shipping on All Orders ✓ Ships from Domestic Warehouses (🇺🇸) + China (🇨🇳)

$570

or
SKU: QSC-NANDROLONE-D-200MG-ML-20VIAL
Categories: China, Injectables, Performance & Hormone Optimization Peptides, Research Peptides, Steroids, United States
Brand: QSC
Technical Specs & COA
PubMed
Disclaimer & Storage Guide

QSC RESEARCH GRADE

≥99% HPLC PurityMS ConfirmedJanoshik COAIn-House Synthesis1-Region Domestic Shipping

What is Nandrolone Decanoate?

Nandrolone Decanoate (DECA — long-acting 19-nor anabolic-androgenic steroid (injectable)) is the decanoate ester of nandrolone — C₂₈H₄₄O₃, MW 428.6. 19-nor testosterone derivative with high anabolic/low androgenic ratio. Long-acting ester (peak ~3–5 days, active ~3 weeks). Partially converts to DHN (dihydronandrolone) rather than DHT — reduced androgenic activity in 5α-reductase-rich tissues. Activates progesterone receptor.

Research Applications

High Anabolic/Low Androgenic Research

19-nor structure provides high anabolic activity with reduced androgenic profile vs testosterone

5α-Reductase Research

Converts to DHN (not DHT) via 5α-reductase — tissue-selective androgenic activity studies

Progestogenic Activity

PR agonism and progesterone receptor cross-reactivity research

Bone Density Models

Nandrolone’s documented effects on bone mineral density in research models

Nitrogen Retention & Muscle Preservation

Anti-catabolic and anabolic effects — muscle wasting and cachexia research models

Quick Specs

Form Oil-based injectable solution
Concentration 200mg/mL
CAS 360-70-3
Molecular Formula C₂₈H₄₄O₃
MW 428.6 Da
Purity ≥99% by HPLC — every batch
Identity MS molecular weight confirmed — every batch
COA Janoshik-independent, publicly verifiable
Vehicle Pharmaceutical-grade carrier oil + benzyl alcohol/benzoate
Aromatisation Low — partial aromatisation (~20% of testosterone rate)
Storage Room temp sealed | 2–8°C recommended
Shelf Life 24 months (unopened)

Certificate of Analysis (COA)

QSC COA Report

✓ Verify on Janoshik ↗

Frequently Asked Questions

How is QSC Nandrolone supplied?
QSC Nandrolone esters (DECA and NPP) are supplied as ready-to-use oil-based injectable solutions — no reconstitution required. Warm vial in hand before drawing to reduce viscosity.
How should injectable Nandrolone be stored?
Store at room temperature (15–25°C), away from direct sunlight. Oil-based Nandrolone solutions are stable at room temperature for 2–3 years properly stored.
What purity is QSC Nandrolone and how is it verified?
QSC Nandrolone Decanoate and Nandrolone Phenylpropionate are ≥99% HPLC pure with MS-confirmed identity on every batch. COA is verifiable at verify.janoshik.com.
🧪 Peptide Research Tools: Use QSC’s free peptide calculators — reconstitution, BAC water, dosing, half-life, and mixing charts.
🌍 Domestic shipping: 🇺🇸 USA
🧬 PubMed Research — Decanoate
Search PubMed ↗
1,892 publications found Last 10 years 3 most recent shown
41439431
Mechanics of small intestine motility for oral macromolecular delivery: modelling segmentation versus peristalsis.
Naranjani B et al. · Drug Deliv 2026 View ↗
41905421
Thermodynamic analysis of destabilization of myoglobin by fatty acid ionic liquids.
Pennock SR et al. · Arch Biochem Biophys 2026 View ↗
41625587
Phytochemical composition and anti-Alzheimer potential of medicinal plants from Central and West Africa: Systematic review.
Mukunzi P et al. · Toxicol Rep 2026 View ↗

Showing 3 of 1,892 for Decanoate

View all on PubMed ↗

Source: PubMed / NCBI  ·  Last 10 years  ·  Refreshed every 24 hours  ·  For research reference only — not clinical guidance.

⚠️ RESEARCH USE ONLY — NOT FOR HUMAN CONSUMPTION

QSC products are strictly for in vitro and in vivo laboratory research. Not intended for diagnostic, therapeutic, or personal use.

📋

Research Use Disclaimer

All QSC products are strictly for laboratory, scientific, and research use only. They are not for human consumption, medical treatment, diagnosis, or disease prevention.

By purchasing or using QSC products, you confirm:

  • You are a qualified researcher or acting under the supervision of one.
  • Products will only be used for legitimate research purposes.
  • Products are not evaluated by the FDA or any regulatory authority for human use.
  • You assume all responsibility for legal compliance, proper handling, and storage.
  • You meet the legal age requirement in your jurisdiction.
No Warranty: Products are sold “as is,” with no express or implied warranties regarding efficacy, safety, or suitability. Results in research may vary. QSC is not responsible for outcomes, interpretations, or conclusions drawn from any studies conducted using these products.
🧪

General Safety & Handling

🚫

Not for Human Use

These compounds are for research only. Any off-label, personal, or clinical use is strictly outside the intended scope of supply.

🥽

PPE Required

Always use appropriate personal protective equipment (gloves, lab coat, eye protection) when handling peptides.

🌡️

Storage Compliance

Follow product-specific storage conditions to maintain identity, purity, and biological activity.

🗑️

Proper Disposal

Dispose of all materials in accordance with institutional biosafety, chemical waste, and hazardous material protocols.

🧾

Verify Quality

Janoshik COAs are available on every product page. Verify batch identity (MS confirmed) and purity (≥99% HPLC) before use.

❄️

Peptide Storage Guidelines

🌑 Light-protected💧 Low moisture🌡️ Stable temperature🔬 Sterile handling

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Nandrolone Decanoate (DECA) 30...

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