

Manufacturer: Aspen
Pharmaceutical name: Testosterone Blend
Pack: 1 ml ampoule (250 mg/ml)
Testosterone Propionate 30 mg/ml
Testosterone Phenylpropionate 60 mg/ml
Testosterone Isocaproate 60 mg/ml
Testosterone Decanoate 100 mg/ml
Sustanon 250 by Aspen is one of the most versatile testosterone blends available today, trusted both by bodybuilders chasing peak performance and by men undergoing testosterone replacement therapy (TRT). Its unique formula of four testosterone esters – Propionate, Phenylpropionate, Isocaproate, and Decanoate – provides a dual benefit: fast-acting strength and energy, plus long-lasting stability.
For athletes, Sustanon delivers consistent anabolic power that builds muscle, strength, and endurance. For TRT patients, it restores healthy testosterone levels, improving mood, libido, and overall vitality. This balance between performance enhancement and medical application is why Sustanon has remained a staple in both bodybuilding gyms and clinical hormone therapy worldwide.
The fast esters (Propionate & Phenylpropionate) provide a quick testosterone spike, while the slower esters (Isocaproate & Decanoate) keep levels steady for days. This creates an ideal anabolic environment for continuous growth, improved recovery, and optimized hormone balance. Whether you're building muscle or restoring natural levels, Sustanon ensures stable testosterone support.
In bodybuilding, Sustanon is commonly run at 500–750 mg per week for 10–14 weeks. It stacks well with Deca-Durabolin for bulking or Anavar during cutting for lean, defined gains. In TRT, physicians prescribe lower doses (typically 125–250 mg every 2–3 weeks) to normalize testosterone levels, improve energy, and support sexual health.
Feature | Sustanon 250 | Testosterone Enanthate | Testosterone Cypionate |
---|---|---|---|
Composition | 4-test blend | Single ester | Single ester |
Best For | Bulking, cutting & TRT | Bulking cycles | Steady TRT, lean mass |
Onset | Fast & extended release | Moderate release | Moderate release |
Injection Frequency | 1–2x/week | 2x/week | 1–2x/week |
It boosts muscle growth, strength, and recovery by maintaining steady testosterone levels throughout cycles.
Yes – doctors prescribe Sustanon at lower doses to restore natural testosterone in men with low T.
Thanks to its blend of esters, it provides stable effects for up to 3 weeks.
Both – it builds mass in bulking cycles and preserves lean tissue in cutting phases.
Yes – like other testosterone esters, it can aromatize, so an AI such as Arimidex may be needed.
Please log in to write Sustanon 250 review.