BPC-157 Dosage in Research Models: Reconstitution & Protocols

In published preclinical models, BPC-157 is studied at roughly 1–10 µg per kg of bodyweight per day, reconstituted from lyophilized powder with bacteriostatic water. A 10 mg vial dissolved in 2 mL yields 5 mg/mL (5,000 µg/mL). BPC-157 is a research reagent only — not for human or veterinary use.

BPC-157 dosage ranges in the literature

BPC-157 (Body Protection Compound-157) is a stable pentadecapeptide investigated in more than 100 peer-reviewed studies for cytoprotection and tissue repair. Because it is a research reagent, all figures below describe doses used in animal models and in-vitro work, not human protocols. Reported dosing clusters around 1–10 µg per kilogram of bodyweight per day, with some regeneration studies extending toward ~16 µg/kg. The compound is notable for its stability in the acidic gastric environment, which is why both oral and systemic routes appear in the literature.

Concentration math: turning a vial into µg/mL

The only number you need is concentration = mass ÷ volume. A standard 10 mg BPC-157 vial reconstituted in 2 mL of bacteriostatic water gives 5 mg/mL, i.e. 5,000 µg/mL. The same vial in 1 mL gives 10 mg/mL (10,000 µg/mL). To withdraw a target µg amount from a research model, divide that target by the µg/mL concentration to get the volume in mL to draw.

How to reconstitute BPC-157

Let the BPC-157 vial and the bacteriostatic water reach room temperature (15–20 minutes).
Disinfect the rubber stopper of both the peptide vial and the water vial with an alcohol swab.
Draw 2 mL of bacteriostatic water with a sterile insulin syringe.
Place the needle against the inner glass wall and let the water run down slowly — never spray directly onto the powder.
Swirl or roll the vial gently between your palms until fully dissolved. Never shake.
Inspect for a clear, particulate-free solution. A 10 mg vial in 2 mL gives 5 mg/mL (5,000 µg/mL).
Store the reconstituted solution at 2–8 °C and use within 2–3 weeks.

BPC-157 and TB-500 in regeneration research

BPC-157 acts locally and is gut-derived, while TB-500 (Thymosin Beta-4 fragment) acts systemically through actin regulation. The two are frequently studied together because their repair mechanisms are complementary. For the full background on purity standards, storage and sourcing, see the complete research peptides guide.

Frequently asked questions

What dosage of BPC-157 is used in research?+

Across published preclinical studies, BPC-157 is most often investigated in the 1–10 µg per kg of bodyweight per day range, with some protocols reporting up to ~16 µg/kg. These are research-model figures, not human guidance — BPC-157 is a research reagent labeled "not for human or animal use."

How do I calculate BPC-157 concentration after reconstitution?+

Divide the vial mass by the volume of bacteriostatic water added. A 10 mg vial in 2 mL gives 5 mg/mL (5,000 µg/mL); the same vial in 1 mL gives 10 mg/mL. To withdraw a target µg amount, divide it by the concentration in µg/mL to get the volume in mL.

How long is reconstituted BPC-157 stable?+

Reconstituted in bacteriostatic water and stored at 2–8 °C, BPC-157 solution is typically used within 2–3 weeks. The sealed lyophilized vial stored at -20 °C remains stable far longer. Protect both from light and moisture.

Can BPC-157 be stacked with TB-500 in research protocols?+

BPC-157 (gut-derived, locally cytoprotective) and TB-500 (a systemic Thymosin Beta-4 fragment) are frequently studied together in regeneration research because their mechanisms are complementary. Both are research reagents only.

For research use only. Not for human or animal use. Not a drug. The dosage figures above describe published research-model protocols and are not medical guidance.