

Drug Class: Anabolic-Androgenic Steroid (AAS)
Active Substance: Testosterone Cypionate
Strength: 250 mg/mL
Amount: 10 mL Vial
Active Life: ~8–12 days
Average Dose: 250–500 mg per week (split 1–2 injections)
Liver Toxicity: Non-hepatotoxic (injectable)
Aromatization Rate: Moderate to high (estrogenic risk)
Anabolic Rate: 100 (testosterone baseline)
Androgenic Rate: 100 (testosterone baseline)
Manufacturer: Singani Pharma
Singani Pharma Testosterone Cypionate 250 mg (often called Test C) is a long-acting testosterone ester designed for steady serum levels and convenient weekly dosing. With an active life of roughly 8–12 days, it's a go-to base for mass, strength, and physique recomposition programs among experienced athletes and bodybuilders in the USA.
Note on transparency: This specific product currently does not have a published lab test. As always, verify batch codes where available and monitor how you respond in the first 1–2 weeks of use.
For clinical background on testosterone injections and safety considerations, see MedlinePlus: Testosterone Injection.
At performance doses, users commonly report:
Because testosterone aromatizes to estrogen, water retention, blood pressure elevation, and gynecomastia risk may rise at higher doses. Plan your estrogen management strategy in advance (see the Estrogen Control section below).
Typical weekly range (performance): 250–500 mg/week, split into 1–2 injections (e.g., 250 mg Monday, 250 mg Thursday). Advanced users may periodize within a wider range depending on goals and tolerance. Start conservatively and titrate only after assessing side effects and bloodwork.
Injection sites: Commonly ventrogluteal, dorsogluteal, or vastus lateralis. Rotate sites to minimize local irritation. Warm the vial slightly (hand warmth) to ease viscosity during injection.
Test C is often used as a base with complementary compounds. Keep stacks simple and dose-responsible:
During cycles that require post-cycle recovery, many athletes prepare a SERM for PCT. If you're mapping your PCT options, explore Kalpa's support meds such as Aromaxyl (Exemestane) and Clomixyl (Clomiphene).
Because testosterone does aromatize, keep an AI or SERM plan in mind if you are prone to estrogenic side effects:
Labs to monitor: Total/Free Testosterone, Estradiol (sensitive assay), CBC (hematocrit/hemoglobin), lipids, liver and kidney panels. Pull baseline labs pre-cycle, then reassess at 4–6 weeks, and again when adjusting protocol.
For cycles where endogenous production needs support after discontinuation, many users select SERM-based PCT starting roughly 2 weeks after the last Test C injection (to allow levels to decline):
Individual responses vary; align PCT with pre/post bloodwork and medical guidance.
For users who want complementary or contingency products from Kalpa, you may also consider: Masteroxyl 200 (Drostanolone Enanthate) for hardening phases, and the estrogen-control/PCT set: Letroxyl, Aromaxyl, Clomixyl, and Nolvaxyl.
Experienced athletes seeking a dependable testosterone base with once‑ or twice‑weekly injections. Beginners should research extensively, prioritize health markers, and consult a licensed professional.
Summary: Singani Pharma Testosterone Cypionate 250 mg offers steady serum levels, flexible dosing, and broad cycle utility. Plan estrogen control, run labs, and map PCT ahead of time. Keep training, nutrition, sleep, and compliance dialed in to realize the full benefit.
Most athletes split 250–500 mg per week into 1–2 injections (e.g., once weekly or every 3–4 days) to keep levels stable. Adjust based on labs and side-effect profile.
Because testosterone aromatizes, some users keep an AI on hand and dose only if estradiol rises on labs or symptoms appear. Others prefer using a SERM for PCT only. Let data guide the choice.
Commonly 10–14 days after the final Test C shot so levels decline sufficiently. PCT often includes Clomiphene and/or Tamoxifen for ~4 weeks, tailored to labs and symptoms.
Potential issues include estrogenic effects (bloat, gynecomastia), androgenic effects (acne, hair shedding), lipid strain, and elevated hematocrit. Use labs and lifestyle measures to manage risk.
This item currently does not have a published lab test. Monitor your response closely, verify batch codes where possible, and rely on periodic bloodwork to confirm outcomes.
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Drug Class: Androgen; Anabolic Steroid; Androgen Ester
Active Substance: Testosterone Cypionate
Strength: 250 mg/mL
Package: 10 mL Vial
Active Life: 15-16 Days
Average Dose: 50-200 mg/week
Liver Toxicity: No
Aromatization: Yes
Anabolic Rate: 100%
Androgenic Rate: 100%
Manufacturer: Kalpa Pharmaceuticals
Drug Class: Anabolic Androgenic Steroid (AAS)
Active Substance: Testosterone Cypionate
Strength: 250 mg/mL
Amount: 10 mL Vial
Active Life: 8–10 days
Average Dose: 250–750 mg/week
Liver Toxicity: Low
Aromatization Rate: High
Anabolic Rate: 100
Androgenic Rate: 100
Manufacturer: British Dragon
Drug Class: Anabolic Androgenic Steroid (AAS)
Active Substance: Testosterone Cypionate
Strength: 250 mg/mL
Amount: 10 mL Vial
Active Life: 8–10 Days
Average Dose: 250–750 mg/week
Liver Toxicity: Low
Aromatization Rate: High
Anabolic Rate: 100
Androgenic Rate: 100
Manufacturer: Dragon Pharma
Laboratory Test: View Result
Drug Class: Anabolic Androgenic Steroid (AAS)
Active Substance: Testosterone Cypionate
Strength: 250 mg/mL
Amount: 5 x 1 mL Amps
Active Life: 8–10 Days
Average Dose: 250–750 mg/week
Liver Toxicity: None
Aromatization Rate: High
Anabolic Rate: 100
Androgenic Rate: 100
Manufacturer: Generic Asia
Laboratory Test: View Result
Drug Class: Anabolic Androgenic Steroid (AAS)
Active Substance: Testosterone Cypionate
Strength: 250 mg/mL
Amount: 10 mL Vial
Active Life: 8–10 Days
Average Dose: 300–750 mg/week
Liver Toxicity: None
Aromatization Rate: High
Anabolic Rate: 100
Androgenic Rate: 100
Manufacturer: Axiolabs
Drug Class: Androgen; Anabolic Steroid; Progestogen
Active Substance: Nandrolone Decanoate
Strength: 250 mg/mL
Amount: 10 mL Vial
Active Life: 14–16 days
Average Dose: 300–600 mg per week
Liver Toxicity: Low
Aromatization Rate: Moderate
Anabolic Rate: 125
Androgenic Rate: 37
Manufacturer: Kalpa Pharmaceuticals