Calculators / Testosterone Cypionate dose charts
Testosterone Cypionate dose charts (mg → U-100 units)
Units to draw on a standard U-100 insulin syringe, for each common Testosterone Cypionate vial size and BAC-water volume. Doses shown reflect ranges reported in published research — they are reference points for the math, not recommendations. For other numbers, use the live calculator.
100 mg vial
| Dose | + 1 mL water (100 mg/mL) | + 2 mL water (50 mg/mL) | + 3 mL water (33.333333333333336 mg/mL) |
|---|---|---|---|
| 50 mg | 50 u | 100 u | > syringe |
| 100 mg | 100 u | > syringe | > syringe |
| 150 mg | > syringe | > syringe | > syringe |
| 200 mg | > syringe | > syringe | > syringe |
200 mg vial
| Dose | + 1 mL water (200 mg/mL) | + 2 mL water (100 mg/mL) | + 3 mL water (66.66666666666667 mg/mL) |
|---|---|---|---|
| 50 mg | 25 u | 50 u | 75 u |
| 100 mg | 50 u | 100 u | > syringe |
| 150 mg | 75 u | > syringe | > syringe |
| 200 mg | 100 u | > syringe | > syringe |
250 mg vial
| Dose | + 1 mL water (250 mg/mL) | + 2 mL water (125 mg/mL) | + 3 mL water (83.33333333333333 mg/mL) |
|---|---|---|---|
| 50 mg | 20 u | 40 u | 60 u |
| 100 mg | 40 u | 80 u | > syringe |
| 150 mg | 60 u | > syringe | > syringe |
| 200 mg | 80 u | > syringe | > syringe |
Formula: units = dose ÷ concentration × 100 · concentration = vial mg ÷ water mL · Testosterone Cypionate half-life ≈ 8 days (Testosterone cypionate PK literature (cited range 4–10 days; see monograph))
Stop re-deriving this table
The Zyra Labs app remembers your vials and concentrations, computes every draw, and tracks the protocol — on your device, free to start.
Zyra Labs is a research and educational utility. Nothing on this page is medical advice, a dosing recommendation, or an endorsement of any compound. We never sell or source compounds and refuse sourcing questions. Consult a qualified clinician for decisions about your health.