BPC-157 and TB-500: Two Distinct Repair Pathways
BPC-157 (Body Protection Compound-157) is a synthetic 15-amino-acid peptide sequence derived from a region of human gastric juice protein. It was first characterised in studies examining the cytoprotective properties of gastric secretions. Subsequent rodent research has examined its effects across a wide range of tissues — gastric ulceration, fistula repair, tendon-to-bone attachment, ligament healing, peripheral nerve regeneration, and organ protection models. Its proposed primary mechanisms include modulation of the nitric oxide (NO) pathway, interaction with the EGF receptor system, and upregulation of growth factor expression at injury sites.
TB-500 refers to the synthetic version of the active fragment of Thymosin Beta-4 (Tβ4), a ubiquitous 43-amino-acid actin-sequestering protein. TB-500 was originally identified for its role in lymphocyte differentiation and has since been studied for its broader roles in actin regulation, cell migration, angiogenesis, and tissue repair. Unlike BPC-157's gastric origin, TB-500 is expressed widely across most cell types. Research into TB-500 has focused on cardiac tissue, skeletal muscle, corneal repair, and dermal wound healing models.
Research examining both compounds simultaneously or sequentially is a common approach in in-vivo repair models because the two peptides act through complementary — rather than redundant — mechanisms. BPC-157's NO pathway effects and TB-500's actin-remodelling approach potentially address different phases of the tissue repair cascade. For detailed individual compound information, see Buy BPC-157 Australia and the individual product pages.
All products on this page are supplied for qualified laboratory research use only. For research use only.
Available Products & Pricing
Blend vials (BB10/BB20) supplied as lyophilised powder with both compounds in a single vial. Individual vials (BC, TB) allow custom ratio protocols. All boxes of 10 vials. Free shipping.
Pre-Blended Vials (Convenience Option)
Individual Compounds (Protocol Flexibility)
Blend Vials vs Individual Compounds
The choice between pre-blended vials and individual compounds depends primarily on the research protocol being followed.
| Consideration | Blend Vials (BB10/BB20) | Individual (BC + TB) |
|---|---|---|
| Ratio | Fixed 1:1 (BPC-157:TB-500) | Fully adjustable |
| Reconstitution | Single vial, one step | Two separate vials |
| Dose per vial (BB10) | 5mg BPC-157 + 5mg TB-500 | 5mg or 10mg per vial (each) |
| Protocol match | Standard 1:1 ratio protocols | Any ratio, any dose |
| COA verification | Both compounds in one COA | Separate COA per compound |
Why Researchers Choose Eternal Peptides Wholesale
Published Batch Reports
Each product page publishes the Kovera Labs reports for its batch. Each report lists the method, stated criterion and result for its batch.
Online Research Supplier
Eternal Peptides Wholesale is an online Australian business. Dispatch origin can vary, including offshore fulfilment. Contact us about supplier and invoicing documentation before ordering.
Wholesale Box Pricing
Supplied in boxes of 10 vials at wholesale pricing. No per-vial retail markups. Structured for research procurement budgets.
Free Shipping
Free shipping on all orders. Consult our Shipping Policy for processing and delivery estimates. Dispatch origin can vary, including offshore fulfilment; Australian business ownership does not guarantee domestic stock or customs-free delivery. Kovera Labs reports for each tested batch are published on the product pages.
Frequently Asked Questions
What is a BPC-157 and TB-500 stack?
A BPC-157 and TB-500 stack refers to the concurrent research use of both BPC-157 (Body Protection Compound-157, a 15-amino-acid peptide derived from gastric juice) and TB-500 (Thymosin Beta-4, or its active fragment Tβ4-SF). Both peptides have been studied independently for their effects on tissue repair, angiogenesis, and cellular regeneration. Researchers studying connective tissue, muscle, and organ repair models often examine these two peptides both in isolation and in combination. For laboratory research use only.
What is the difference between BPC-157 and TB-500?
BPC-157 is a 15-amino-acid synthetic peptide derived from gastric juice. It has been studied for effects on gastric ulceration, tendon-to-bone healing, and organ protection. TB-500 (Thymosin Beta-4 fragment) is a 43-amino-acid actin-sequestering protein involved in cell migration, proliferation, and angiogenesis. BPC-157 primarily acts via NO-pathway modulation and EGF receptor interaction; TB-500 acts via actin binding and thymosin-beta-4-mediated signalling. For research use only.
Should I use a blend vial or separate compounds?
Blend vials (BB10, BB20) offer convenience — both compounds at a fixed 1:1 ratio, reconstituted in one vial. Individual compounds allow researchers to follow protocols specifying non-1:1 ratios or different dose levels for each compound. The choice depends on the specific research protocol. For research use only.
Where can I buy a BPC-157 and TB-500 blend in Australia?
Eternal Peptides Wholesale supplies BB10 (5mg/5mg per vial) and BB20 (10mg/10mg per vial) as well as individual BC05/BC10 and TB05/TB10 compounds. All have Kovera Labs reports; Australian-owned online supplier with free shipping. For research use only. View blend buy page →
Are BPC-157 and TB-500 legal to purchase in Australia for research?
BPC-157 and TB-500 are supplied by Eternal Peptides Wholesale for qualified laboratory research use only — not for human therapeutic use or compounding for human administration. Customers are responsible for understanding all applicable Australian regulatory requirements for their specific research context. For research use only.
Related Resources
Testing references updated 1 November 2026 for the published Kovera Labs report set. Original research and catalogue snapshot dates remain as stated.