Methenolone Enanthate (Primobolan Depot)

Primobolan (Methenolone Enanthate) – 100mg-200mg/mL Injectable | Lean Muscle, Anti-Estrogenic Effects & Clean Cycles

Description:

Primobolan (Methenolone Enanthate) is a long-acting injectable anabolic steroid widely respected for its ability to deliver lean, dry muscle gains with virtually zero water retention or estrogen-related side effects. With a reputation for being one of the cleanest anabolic compounds available, it’s a top-tier choice during cutting phases, recomposition, or as a supportive agent in stack cycles.

What sets Primobolan apart is its natural resistance to aromatization—it does not convert to estrogen and may even exhibit mild aromatase-inhibiting properties, making it a strategic alternative or complement to traditional aromatase inhibitors (AIs) in certain research applications.

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Key Benefits:

• Promotes dry, lean muscle growth

• Enhances muscle hardness, density, and vascularity

• Zero estrogen conversion – no bloat, gynecomastia, or fat gain

• May reduce estrogenic effects when stacked with aromatizing compounds

• Often used as a mild AI alternative to control estrogen naturally

• Well-tolerated and non-hepatotoxic for extended cycles

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How It Works:

Primobolan binds strongly to the androgen receptor, boosting protein synthesis and nitrogen retention while avoiding conversion to estrogen. Anecdotal and clinical research suggests it may have a modulating effect on estrogen, making it a smart inclusion in stacks with testosterone or aromatizing compounds, especially for those seeking to manage estrogen without harsh AIs like Arimidex or Letrozole.

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Suggested Use:

 

• Concentration: 100mg-200mg/mL

• Typical Research Dose: 400–1000mg per week

• Injection Frequency: 2–3x per week (due to long enanthate ester)

• Cycle Duration: 8–16 weeks

• Possible Stacking: With testosterone, 19nors, or SARMs

• Aromatase Control: May be used in place of, or to reduce reliance on, traditional AIs

• Carrier: Sterile, filtered oil-based solution

• Administration: Intramuscular (IM) preferred

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Product Specifications:

• Strength: 100mg-200mg/mL

• Volume: 10mL sterile vial

• Carrier: MCT Oil

• Storage: Store in a cool, dry place away from light