Primobolan (Metenolone)
Mild DHT derivative. Injectable (enanthate) or oral (acetate, 17α-alkylated). Considered one of the safest AAS.
Overview
Mild DHT derivative. Injectable (enanthate) or oral (acetate, 17α-alkylated). Considered one of the safest AAS.
Mild lipid impact (less than most AAS), minimal liver stress (injectable), does not aromatize, moderate HPTA suppression. Oral form is 17-alpha alkylated with mild liver stress.
Compound Guide
Ester: Enanthate (injectable, 7-carbon chain) or Acetate (oral, 17-alpha alkylated).
Dosage:
- Injectable (Enanthate): 400-800 mg/week for 12-20 weeks
- Oral (Acetate): 50-100 mg/day for 6-8 weeks (less common, mild liver stress)
Injection Protocol:
- Injectable: 2x/week IM, 25g needle, glutes/VG/delts
- Oral: split dose 2x/day
Key Notes:
- Considered the mildest injectable AAS -- minimal side effects at moderate doses
- Does not aromatise -- no E2 increase, no water retention
- Mild but consistent lean gains; popular for "lean bulk" or recomp
- Relatively gentle on lipids compared to other AAS (but still worsens HDL)
- Requires higher doses than most AAS for noticeable effects (400mg+ weekly)
- Often expensive due to high demand and frequent counterfeiting
- Good option for users prioritising health alongside enhancement
Usage History
Markers to Monitor
Frequently Asked Questions
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Quick Reference
Category
AAS
Half-Life
5-7 days (injectable) / 4-6 hours (oral)
Detection Time
5 months