Masteron Propionate — 1
Masteron Propionate — 2
Research Use Only

DT03 Injectable Steroids

Masteron Propionate

  • dt03
  • ghcanada
  • injectable-steroids

Masteron Propionate 100 mg/mL is a short-ester drostanolone used for a dry, hard finish with fast onset and simple estrogen control. Split doses every other day. At 300 mg per week, inject 50 mg or 0.5 mL EOD. At 400 mg, inject 70 mg or 0.7 mL EOD. At 500 mg, inject 80 mg or 0.8 mL EOD. At 600 mg, inject 100 mg or 1.0 mL EOD. A M-W-F schedule also works using 100–200 mg per shot depending on the target total. Pair with a measured testosterone base. Mast P does not aromatize, so AI needs often drop at moderate totals. Use labs to guide any move. Start PCT about 5–7 days after the final propionate shot or order GHCanada’s PCT service for dates and doses. Add syringes and swabs at checkout. When you want a sharp look, reliable strength, and quick adjustments, Mast P fits the plan.

Masteron Propionate 100mg/mL is a Canadian steroid made by Syntex Labs.

Place an order for Masteron Propionate steroid now and we’ll ship it to you anywhere in Canada & USA within 24h.

For USA customers packaging may differ and dosage is 100mg/mL

$80.00
Quantity
  • Research Use Only Lab & in-vitro use
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Description

Masteron Propionate 100 mg/mL (Drostanolone Propionate) | 10 mL or 20 mL

What you are buying and why lifters choose it

Masteron Propionate is a short-ester drostanolone used for a dry, hard finish with fast onset and simple estrogen control beside a testosterone base. The propionate ester builds levels quickly and clears quickly, which suits photo checkpoints, short cuts, and responsive adjustments. Split the weekly total into small, frequent injections to keep serum levels smooth.

Order here: Masteron Propionate. Check free-shipping eligibility and recent reviews.

Product overview

Attribute Detail
Compound Drostanolone Propionate
Also known as Masteron Prop, Mast P
Strength 100 mg/mL
Formats 10 mL or 20 mL multi-dose vial
Class Injectable DHT-derived anabolic, non-aromatizing
Ester Propionate, short acting
Approx half-life About 2 days
Aromatization None
Progestin activity None meaningful
Primary goals Hardness, dryness, strength retention, mild anti-estrogenic effect
Injection frequency Every other day or M-W-F
Typical partners Measured testosterone base; optional EQ or Primo for clean long phases
Kick-in window Days 5–10 for most users
PCT Required after clearance window

What Masteron Propionate actually does in the gym and in the mirror

What is Masteron. A DHT-based injectable that does not aromatize. It supports a crisp, dry look as body fat falls.

What does Masteron do.

  • Tightens visual lines and separation when you are lean.

  • Holds strength in a deficit so training quality stays high.

  • Simplifies estrogen management with a testosterone base.

  • Delivers dense pumps without big day-to-day water shifts.

How long does Masteron Propionate stay in your system.
With a two-day half-life, meaningful activity tapers within a week of the final shot. Plan PCT with that timing.

How often to inject Masteron.
Every other day fits the ester best. A M-W-F schedule works when EOD is not feasible.

Dosing principles

Mast P rewards leanness, frequent micro-doses, and discipline. The leaner the athlete, the stronger the visual return per milligram.

Common weekly ranges

User Conservative start Common range Upper end for advanced users*
Men 300 mg per week 300–600 mg per week 700–800 mg per week
Women 25 mg per week 25–50 mg per week 75–100 mg per week (high virilization risk)

*Upper-end values reflect community practice, not a recommendation. Most users reach goals in the common range.

Injection rhythm with dosage-included schedules

Supplies: 3 mL Syringe and Alcohol Swabs. Rotate gluteal and ventrogluteal sites. Warm the vial. Push slowly.

Every-other-day schedule at 100 mg/mL

300 mg per week

Week Day 1 Day 3 Day 5 Day 7 Notes
1–8 50 mg = 0.5 mL 50 mg = 0.5 mL 50 mg = 0.5 mL 50 mg = 0.5 mL Baseline BP, waist and photo log

400 mg per week

Week Day 1 Day 3 Day 5 Day 7 Notes
1–8 70 mg = 0.7 mL 70 mg = 0.7 mL 70 mg = 0.7 mL 70 mg = 0.7 mL Tight electrolytes, log lifts

500 mg per week

Week Day 1 Day 3 Day 5 Day 7 Notes
1–8 80 mg = 0.8 mL 80 mg = 0.8 mL 80 mg = 0.8 mL 80 mg = 0.8 mL Sleep locked, lipid check mid-block

600 mg per week

Week Day 1 Day 3 Day

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