Description
Boldenone Undecylenate 300 mg/mL (EQ • Equipoise) | 10 mL or 20 mL
What you are buying and why lifters choose it
Boldenone Undecylenate is a long-ester injectable built for steady, lean progress. Users choose EQ for strength, appetite support, and a clean look with low fluid shifts. The undecylenate ester releases slowly, which supports long blocks with smooth serum levels when you split weekly injections.
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Product overview table
| Attribute | Detail |
|---|---|
| Compound | Boldenone Undecylenate |
| Also known as | Equipoise, EQ |
| Class | Injectable anabolic steroid, non-methylated |
| Ester | Undecylenate, long acting |
| Approx half-life | 12 to 14 days |
| Aromatization | Low to moderate |
| Progestin activity | None meaningful |
| Primary goals | Lean size, steady strength, vascularity, appetite support |
| Injection frequency | 2 times per week for stable levels |
| Typical partners | Measured testosterone base, optional cosmetic finisher near the end |
| Kick-in window | Gradual, weeks 3 to 5 for most users |
| PCT | Required after long-ester clearance |
What boldenone actually does in the gym and in the mirror
Builds tissue slowly without runaway bloat. EQ supports protein synthesis and nitrogen balance with a pace that sticks. Physique changes arrive in steps, not spikes.
Improves work capacity. Users report dense pumps and stronger endurance across sets. Volume grows while joints feel stable.
Keeps water predictable. Lower aromatization supports consistent morning weight when sodium and hydration stay steady.
Supports appetite. Hitting targets feels easier in lean gain phases. During cuts, manage intake with fiber and tight food choices.
What is Boldenone Undecylenate. It is the boldenone hormone attached to a long undecylenate ester that releases slowly from the depot.
How long does it stay in your system. With a 12–14 day half-life, traces remain for several weeks after the last shot. Plan PCT with this in mind.
Dosing principles
EQ rewards patience and measured dosing. The goal is durable tissue, not fast scale swings.
Common weekly ranges
| User | Conservative start | Common range | Upper end for advanced users* |
|---|---|---|---|
| Men | 300 mg per week | 300–600 mg per week | 700–900 mg per week |
| Women | 25–50 mg per week | 50–75 mg per week | 100 mg per week |
*Upper-end values reflect community practice, not a recommendation. Most users reach goals inside the common range.
Injection rhythm
| Day | Dose example | Notes |
|---|---|---|
| Monday | Half your weekly total | Rotate ventrogluteal and gluteal sites |
| Thursday | The other half | Warm the vial and push slowly to ease PIP |
Supplies: 3 mL Syringe and Alcohol Swabs.
Example schedules
14-week lean mass plan
| Week | Boldenone | Testosterone base | Notes |
|---|---|---|---|
| 1–2 | 300 mg per week | Testosterone Enanthate 250 mg per week | Establish BP, sleep, appetite |
| 3–10 | 400–500 mg per week | Test E 300–400 mg per week | Hold calories and electrolytes, log volume |
| 11–12 | 300 mg per week | Test E 250 mg per week | Step down cleanly |
| 13–14 | 0 mg | Test E 200 mg per week | Coast into clearance and prep PCT |
Cosmetic finishers near the end include Masteron E or Primo E if your labs and history support it. Keep the total androgen load sensible.
12-week recomposition plan
| Week | Boldenone | Testosterone base | Diet and cardio focus |
|---|---|---|---|
| 1–4 | 300 mg per week | Test E 250 mg per week | Small deficit, protein 2.0 g/kg, easy cardio 3x weekly |
| 5–8 | 400 mg per week | Test E 300 mg per week | Maintain strength, keep sodium and potassium steady |
| 9–12 | 300 mg per week | Test E 250 mg per week | Exit ramp, labs guide AI needs |
Estrogen management the adult way
EQ aromatizes less than testosterone, yet estrogen still rises in some users, especially above 500 mg per week. Avoid reflexive high AI dosing. Use labs and symptoms to guide small changes. If support is needed, start low and reassess in 10–14 days:
