Mixing 2 mg TB-500
Adding 2 mL of bacteriostatic water to a 2 mg vial of TB-500 gives 1 mg/mL: each 10 units on a U-100 insulin syringe holds 100 mcg. With 1 mL it's 2 mg/mL (200 mcg per 10 units); with 3 mL, 0.667 mg/mL (66.7 mcg per 10 units). More water makes small amounts easier to measure.
Bacteriostatic water chart for a 2 mg vial
Strength for each amount of water, and how much TB-500 10 units and 1 unit hold on a U-100 insulin syringe (100 units = 1 mL).
| Water added | Strength | Per 10 units (0.1 mL) | Per unit |
|---|---|---|---|
| 0.5 mL | 4 mg/mL | 400 mcg | 40 mcg |
| 1 mL | 2 mg/mL | 200 mcg | 20 mcg |
| 1.5 mL | 1.333 mg/mL | 133.3 mcg | 13.33 mcg |
| 2 mL | 1 mg/mL | 100 mcg | 10 mcg |
| 2.5 mL | 0.8 mg/mL | 80 mcg | 8 mcg |
| 3 mL | 0.667 mg/mL | 66.7 mcg | 6.67 mcg |
| 4 mL | 0.5 mg/mL | 50 mcg | 5 mcg |
| 5 mL | 0.4 mg/mL | 40 mcg | 4 mcg |
Units to draw for an amount (with 2 mL of water)
Arithmetic only, not a recommended amount. For what published studies actually gave, see TB-500 research. Use the calculator for other amounts or water volumes.
| Amount | Units | Volume |
|---|---|---|
| 50 mcg (0.05 mg) | 5 units | 0.05 mL |
| 100 mcg (0.1 mg) | 10 units | 0.1 mL |
| 250 mcg (0.25 mg) | 25 units | 0.25 mL |
| 500 mcg (0.5 mg) | 50 units | 0.5 mL |
| 1,000 mcg (1 mg) | 100 units | 1 mL |
Cheapest 2 mg TB-500 vials
One listing per vendor, vendors scoring 80%+ on Finnrick's independent lab testing, cheapest per mg first.
| Vendor | Listing | Price | Per mg | |
|---|---|---|---|---|
| HkRoids Finnrick 58% | Buy 99.086% TB-500 10mg 1Kit Wholesale 1kit, dose: 2mg/vial 10 × 2 mg = 20 mg | $50.00 | $2.50 | Buy |
| Chimera Peptides Finnrick 87% | TB500 (Thymosin Beta-4) 2mg x 10vials 10 × 2 mg = 20 mg | $95.00 | $4.75 | Buy |
Questions people ask
How much bacteriostatic water do I add to 2 mg of TB-500?
Adding 2 mL of bacteriostatic water to a 2 mg vial of TB-500 gives 1 mg/mL: each 10 units on a U-100 insulin syringe holds 100 mcg. With 1 mL it's 2 mg/mL (200 mcg per 10 units); with 3 mL, 0.667 mg/mL (66.7 mcg per 10 units). More water makes small amounts easier to measure.
How many units is 100 mcg of TB-500 from a 2 mg vial?
With 2 mL of water (1 mg/mL), 100 mcg is 10 units on a U-100 syringe; with 1 mL it's 5 units.
Where can I buy 2 mg TB-500 vials?
2 independently tested vendors list 2 mg TB-500 vials; the cheapest right now is HkRoids at $2.50 per mg ($50.00 for 10 × 2 mg = 20 mg).