BPC-157 Reconstitution Calculator
Enter the amount you want to measure. The vial buttons will highlight which vial strengths create cleaner syringe-unit measurements.
What amount do you need?
Type the target amount, then choose mg or mcg. Example: 2mg or 500mcg.
Syringe size:
Possible vial strengths:
Best Match
Good Match
Usable
Harder to Measure
Example BPC-157 Titration Schedule
| Week | Daily Dose (mcg) | Injection Volume (mL / Units) |
|---|---|---|
| Weeks 1–2 | 200 mcg (0.200 mg) | 0.06 mL (6 units) |
| Weeks 3–4 | 300 mcg (0.300 mg) | 0.09 mL (9 units) |
| Weeks 5–6 | 400 mcg (0.400 mg) | 0.12 mL (12 units) |
| Weeks 7–12 | 500 mcg (0.500 mg) | 0.15 mL (15 units) |
Possible vial strengths:
What Is It?
BPC-157
Pentadecapeptide studied for soft-tissue repair models.
Bacteriostatic Water
Sterile water containing a bacteriostatic preservative, commonly used when preparing multi-use research vials.
How To Mix BPC-157
1
CleanUse alcohol swabs to clean the tops of both vials.
2
Draw BAC WaterDraw the selected amount of bacteriostatic water.
3
Inject SlowlyAdd the liquid slowly down the side of the vial.
4
Swirl GentlyDo not shake. Swirl gently until dissolved.
5
Store ProperlyStore as directed and protect from heat and light.
Best Practices & Common Mistakes
Best Practices
- Use sterile technique.
- Protect from light and heat.
- Store refrigerated when appropriate.
- Use clean syringe-unit math before measuring.
Common Mistakes
- Confusing milligrams with milliliters.
- Choosing an option with awkward decimal units.
- Using too little liquid for very small measurements.
- Shaking the vial aggressively.
BPC-157 Storage & Handling
Lyophilized Powder: −20°C (−4°F) for long-term storage (up to 24 months). Refrigeration 2–8°C (36–46°F) for short-term use (up to ~3 months). Original sealed vial in the freezer is safest.
Reconstituted Solution: 2–8°C (36–46°F), use within ~7–14 days. Keep sealed, avoid light, and do not repeat freeze-thaw cycles.
Reconstituted Solution: 2–8°C (36–46°F), use within ~7–14 days. Keep sealed, avoid light, and do not repeat freeze-thaw cycles.
Frequently Asked Questions
Convert mcg to mg by dividing by 1000. For example, 250 mcg = 0.25 mg; 500 mcg = 0.5 mg. Enter that decimal number in the “Desired dose” field. The calculator works with decimals. Double‑check that you entered mg, not mcg – entering 250 mg instead of 0.25 mg would be 1000× too high and likely impossible to draw.
With 10 mg in 1 mL, concentration = 10 mg/mL. For 0.25 mg, volume = 0.025 mL = 2.5 units on a 100‑unit syringe. The calculator marks any volume below 4 units as “Poor” because it is extremely difficult to measure accurately (high relative error). To fix this, use a larger BAC volume or a smaller vial: e.g., 5 mg vial + 2 mL BAC → 2.5 mg/mL → 0.25 mg = 0.1 mL = 10 units → “Best” or “Good”. The color coding helps you find such cleaner options.
For a 0.3 mg dose on a 100‑unit syringe, aim for units that are multiples of 5. Examples:
5 mg vial + 2 mL BAC → 2.5 mg/mL → 0.3 mg = 0.12 mL = 12 units (not ×5, but usable)
6 mg vial + 2 mL BAC → 3 mg/mL → 0.3 mg = 0.10 mL = 10 units (×5 → Best)
10 mg vial + 5 mL BAC → 2 mg/mL → 0.3 mg = 0.15 mL = 15 units (×5 → Best)
The calculator highlights green (Best) for the most accurate draws. Experiment with different BAC volumes; the color coding guides you.
5 mg vial + 2 mL BAC → 2.5 mg/mL → 0.3 mg = 0.12 mL = 12 units (not ×5, but usable)
6 mg vial + 2 mL BAC → 3 mg/mL → 0.3 mg = 0.10 mL = 10 units (×5 → Best)
10 mg vial + 5 mL BAC → 2 mg/mL → 0.3 mg = 0.15 mL = 15 units (×5 → Best)
The calculator highlights green (Best) for the most accurate draws. Experiment with different BAC volumes; the color coding guides you.
No, the calculator assumes a single peptide in the vial. If you mix two peptides (e.g., BPC‑157 and TB‑500), the total mass in mg is the sum, but the required dose for each peptide is different. For a mixed vial, you must calculate the concentration for each peptide individually based on its own mg in the vial and the total BAC volume. Use the calculator for one peptide at a time by entering its individual mg as the vial strength, but remember the actual vial contains both. For precise work, reconstitute each peptide separately or use a custom spreadsheet.
Yes, once reconstituted with bacteriostatic water and stored refrigerated, BPC‑157 typically remains stable for 30 days. The calculator shows “Doses per vial” based on your current desired dose. For example, a 5 mg vial with a 0.25 mg dose gives 20 full doses (5 / 0.25 = 20). Use this number to track how many doses you have drawn. Each time you take a dose, you can mentally subtract one. The calculator does not track usage automatically, but you can re‑enter the same dose later to see the remaining doses per vial if you remember how many you have used.
Practical takeaway: If your real goal is weight or metabolic health, the most useful next step is discussing approved treatment options with a clinician rather than relying on an unapproved compound.
Important: This tool is for informational and research-reference purposes only. Not intended for human or veterinary use.