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  • 🇺🇸 USA Domestic
  • Research Compounds
    • Research Peptides
      • Anti-Aging & Longevity Peptides
      • Cognitive & Nootropic Peptides
      • Cosmetics Peptides
      • Performance & Hormone Optimization Peptides
      • Recovery & Healing Peptides
      • Weight Loss & Metabolic Peptides
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  • QSC
    • About QSC
      • QSC Price List
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FREE standard shipping on all orders.
≥99% Purity Verified • COA on Every Product
Free Shipping on All Orders • FedEx 2Day in USA 🇺🇸
Domestic Warehouses: 🇺🇸 🇪🇺 🇬🇧 🇦🇺 🇨🇦

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

Primobolan (Methenolone Acetate) 25mg tablets, 100-count — mild oral anabolic research. ≥99% HPLC, Janoshik COA.

✓ 99%+ Purity ✓ COA Available
✓ Free Shipping on All Orders ✓ Domestic Warehouses (USA/EU/UK/AU/CA)

$190

or
SKU: QSC-PRIMOBOLAN-25MG-100TAB
Categories: Performance & Hormone Optimization Peptides, Research Peptides, Tablets, United States
Brand: QSC
Technical Specs & COA
PubMed
Disclaimer & Storage Guide

QSC RESEARCH GRADE

≥99% HPLC PurityMS ConfirmedJanoshik COA5-Region Domestic ShippingLow Androgenic Profile

What is Primobolan 25mg Tablets?

Primobolan (Methenolone Acetate) is an oral anabolic-androgenic steroid with a notably mild androgenic profile relative to its anabolic activity. The C1-methyl and 17-acetyloxy modifications produce moderate oral bioavailability and reduced 17α-alkylation-related hepatotoxicity compared to other oral AAS. Research applications include androgen receptor binding studies, lean mass preservation models, and comparative androgenic potency research where a low-androgenic anabolic comparator is required.

Research Applications

Androgen Receptor Binding Research

Methenolone acetate has characterised AR binding affinity — moderate anabolic, low androgenic ratio. Useful as a comparator in AR agonist selectivity studies.

Lean Mass Preservation Research

Low androgenic profile + anabolic activity makes Primobolan suitable for muscle preservation models in catabolic states (caloric restriction, glucocorticoid-induced atrophy).

Comparative AAS Pharmacology

Low hepatotoxicity profile makes Primobolan a useful comparator to assess androgenic vs hepatotoxic tradeoffs across the oral AAS class.

Quick Specs

Product Primobolan (Methenolone Acetate) 25mg tablets, 100-count
CAS 434-05-9
Format Oral tablets
Purity ≥99% HPLC, MS confirmed
Storage Room temperature, sealed container

Certificate of Analysis (COA)

For the latest Certificate of Analysis (COA), please email us with your request.
🧪 Peptide Research Tools: Use QSC’s free peptide calculators — reconstitution, BAC water, dosing, half-life, and mixing charts.
🌍 Domestic shipping: 🇺🇸 USA  ·  🇪🇺 EU  ·  🇬🇧 UK  ·  🇨🇦 Canada  ·  🇦🇺 Australia
🧬 PubMed Research — 25mg
Search PubMed ↗
1,024 publications found Last 10 years 3 most recent shown
41804054
Free Energy Landscape of Magnesium Chelation Reveals Dynamic Prechelate Complexes Stabilized by Hybrid Inner-Outer-Sphere RNA-Ion Coordination.
Jaiswar A et al. · J Phys Chem B 2026 View ↗
41796650
Efficacy and safety of conbercept, ranibizumab and laser in retinopathy of prematurity: a systematic review and network meta-analysis.
Linghu D et al. · Surv Ophthalmol 2026 View ↗
41810033
Hydromorphone is Noninferior to Dexamethasone as an Adjuvant to Ropivacaine for Transversus Abdominis Plane Block After Laparoscopic Colorectal Cancer Surgery: A Randomized, Double-Blind Trial.
Zhao L et al. · J Pain Res 2026 View ↗

Showing 3 of 1,024 for 25mg

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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