Intex Pharma Bulk-500 is a blend of Testosterone Enanthate and Nandrolone Decanoate, designed for mass-building cycles. It is widely discussed in online bodybuilding communities, where opinions vary.
Many users report positive results, noting that Bulk-500 delivers consistent gains with minimal post-injection pain. Some suggest this is due to Intex Pharma’s use of a smooth carrier oil, which enhances injection comfort. According to one Reddit user, “the PIP from their test is almost non-existent,” highlighting its user-friendly nature.
However, not all feedback is positive. A few users have expressed scepticism, citing inconsistent experiences across different batches or compounds. One user dismissed Intex entirely, stating that certain products, like their Primobolan, were “rubbish” and potentially underdosed.
Independent lab testing offers a more objective perspective. A test conducted by Janoshik Analytical on batch O‑2338 of Bulk-500 found that the product actually exceeded label claims, with approximately 324.8 mg/mL of Testosterone Enanthate and 202.0 mg/mL of Nandrolone Decanoate, slightly over the expected 500 mg/mL total. This lends credibility to the lab’s dosing practices, at least for some batches.
In summary, Intex Pharma Bulk-500 has earned a mixed but largely positive reputation. It is seen as a cost-effective, high-dosage bulking compound that many users find effective and well-tolerated. However, as with many underground labs, product consistency remains a key consideration, and caution is advised. Regular blood work is recommended to assess actual results and ensure user safety.
Composition of Bulk-500
- Testosterone Enanthate: 300 mg/mL
- Nandrolone Decanoate: 200 mg/mL
- Total: 500 mg/mL per injection
This high-concentration blend is designed to promote muscle mass, strength, recovery, and joint lubrication in one compound.
Recommended Dosage
- Beginner: 0.5 mL twice weekly (500 mg/week total)
- Intermediate: 1 mL twice weekly (1,000 mg/week total)
- Advanced: Up to 1.5 mL twice weekly depending on goals and side effect tolerance
Injection schedule: Every 3.5 days (e.g., Monday and Thursday) to maintain stable hormone levels
Cycle Length
- Standard cycle: 10–12 weeks
- Shorter cycles (8 weeks) may be used for first-time users
- Longer cycles (14+ weeks) are possible with proper monitoring and support
Stacking Options
- Orals: Dianabol (30–40 mg/day for 4 weeks) as a kickstart
- Growth Hormone or Peptides: For enhanced recovery and synergy
- Finisher: Winstrol or Masteron (final 4–6 weeks) to harden physique
Note: This blend already combines two powerful injectables, so stacking isn’t essential
Expected Benefits
- Rapid lean muscle mass gains
- Enhanced strength and power output
- Improved recovery time between sessions
- Joint comfort and reduced soft-tissue inflammation (thanks to Deca)
- Stable hormonal elevation with fewer injections
Side Effects to Monitor
- Estrogenic: Gynecomastia, water retention, elevated blood pressure
- Androgenic: Acne, oily skin, hair thinning (especially with genetic predisposition)
- Suppression: Strong suppression of natural testosterone—PCT is required
- Progestin-related: Mood swings, sexual dysfunction (from Nandrolone)
Support Medications
- Aromatase Inhibitor (AI): Arimidex (0.5 mg every other day) or Aromasin (12.5 mg EOD) to manage estrogen
- Cabergoline or Prami: For prolactin control if side effects arise
- Liver support: Not required as both compounds are non-hepatotoxic (injectables)
Post Cycle Therapy (PCT)
Start PCT 2–3 weeks after last injection (to allow esters to clear):
- Clomid: 50 mg/day for 4 weeks
- Nolvadex: 20–40 mg/day for 4 weeks
- HCG (optional): 500 IU 2–3 times weekly during the last 4 weeks of cycle or before PCT
Who Should Use It
- Intermediate to advanced users
- Bodybuilders in off-season bulk or mass phases
- Lifters with experience managing estrogenic and progestin side effects
Not Recommended For
- First-time steroid users
- Individuals sensitive to estrogen/progesterone-related issues
- Anyone without access to proper PCT and bloodwork resources
