Pair page
BPC-157 with TB-500
Mechanism-tag overlap and published literature for BPC-157 and TB-500, pulled verbatim from each Kalios compound profile. Kalios is a literature reference, not a recommendation.
Mechanism overlap
Mechanism tags are verbatim labels on each compound's profile. Generic tags ("peptide", "small-molecule", "research-chemical") are excluded from this overlap view. Tags are descriptive — not an inference about combined effect.
cytoprotectiontissue-repair
angiogenesissystemic-tissue-repair
Co-administration notes from the literature
Verbatim summary text pulled from each compound's profile data. Researchers studying BPC-157 and TB-500 have published these mechanism-level observations. Not a co-administration recommendation.
a frequently studied combination for tissue repair. BPC-157 works primarily through local angiogenesis and growth factor upregulation; TB-500 acts systemically through actin polymerization and cell migration. Complementary mechanisms targeting different repair pathways. Commercially frequently described as a co-administration involving BPC-157 + TB-500 co-administration."
a frequently studied combination for tissue repair. BPC-157 acts primarily locally through VEGFR2/NO/FAK pathways; TB-500 acts systemically through actin-mediated cell migration. Mechanistically complementary. frequently described as a co-administration involving BPC-157 + TB-500 co-administration."
Quick facts
BPC-157
TB-500
Literature table
Classified references from each compound profile. Click a column header to sort. Click a PMID to open PubMed. Findings are quoted verbatim from each profile's literature_summary; nothing here is added or interpreted.
| Year | Compound | Source | Finding |
|---|---|---|---|
| 2025 | BPC-157 | Vasireddi N, Hahamyan H, Salata MJ, Karns M, Calcei JG, Voos JE, Apostolakos JM. Emerging Use of BPC-157 in Orthopaedic Sports Medicine: A Systematic Review. HSS J. 2025. PMID: 40756949. (544 articles screened, 36 studies included — the single most comprehensive systematic revie… PMID 40756949 | systematic review |
| — | BPC-157 | ClinicalTrials.gov. Study of PL 14736 in Subjects With Ulcerative Colitis. NCT05765058. | human trial |
| 2025 | BPC-157 | Lee E, Burgess K. Safety of Intravenous Infusion of BPC157 in Humans: A Pilot Study. Altern Ther Health Med. 2025. PMID: 40131143. PMID 40131143 | human pilot |
| 2024 | BPC-157 | Lee E, Walker C, Ayadi B. Effect of BPC-157 on Symptoms in Patients with Interstitial Cystitis: A Pilot Study. Altern Ther Health Med. 2024;30(10):12-17. | human pilot |
| 2020 | BPC-157 | Xu C, Sun L, Ren F, Huang P, Tian Z, Cui J, et al. Preclinical safety evaluation of body protective compound-157, a potential drug for treating various wounds. Regul Toxicol Pharmacol. 2020;114:104665. (Independent safety study in mice, rats, rabbits, and dogs — no LD1 identifie… | preclinical, in vivo |
| 2006 | BPC-157 | Krivic A, Majerovic M, Jelic I, Seiwerth S, Sikiric P. Achilles detachment in rat and stable gastric pentadecapeptide BPC 157: Promoted tendon-to-bone healing and opposed corticosteroid aggravation. J Orthop Res. 2006;24(5):982-989. PMID: 16583442. PMID 16583442 | preclinical, in vivo |
| 2003 | BPC-157 | Staresinic M, Sebecic B, Patrlj L, et al. Gastric pentadecapeptide BPC 157 accelerates healing of transected rat Achilles tendon and in vitro stimulates tendocytes growth. J Orthop Res. 2003;21(6):976-983. PMID: 14554208. PMID 14554208 | preclinical, in vivo |
| 2025 | BPC-157 | McGuire FP, Martinez R, Lenz A, et al. Regeneration or Risk? A Narrative Review of BPC-157 for Musculoskeletal Healing. Curr Rev Musculoskelet Med. 2025;18(12):611-619. PMID: 40789979. PMID 40789979 | review |
| 2025 | BPC-157 | FDA. Bulk Drug Substances That Raise Significant Safety Risks (Category 2) Under Section 503A / 503B. FDA.gov. Updated 2025. | regulatory / registry |
| — | BPC-157 | USADA. BPC-157: Experimental Peptide Creates Risk for Athletes. U.S. Anti-Doping Agency. usada.org. | regulatory / registry |
| 2025 | BPC-157 | Józwiak M, Bauer M, Kamysz W, Kleczkowska P. Multifunctionality and Possible Medical Application of the BPC 157 Peptide—Literature and Patent Review. Pharmaceuticals (Basel). 2025;18(2):185. PMID: 40005999. PMID 40005999 | research article |
| 2022 | BPC-157 | Vukojevic J, Milavic M, Perovic D, et al. Pentadecapeptide BPC 157 and the central nervous system. Neural Regen Res. 2022;17(3):482-487. PMID: 34380875. PMID 34380875 | research article |
| 2023 | TB-500 | Sosne G, Kim C, Kleinman HK. 0.1% RGN-259 (Thymosin β4) Ophthalmic Solution Promotes Healing and Improves Comfort in Neurotrophic Keratopathy Patients in a Randomized, Placebo-Controlled, Double-Masked Phase III Clinical Trial. Int J Mol Sci. 2023;24(1):554. | human trial, Phase 3 |
| 2015 | TB-500 | Sosne G, Dunn SP, Kim C. Thymosin β4 significantly improves signs and symptoms of severe dry eye in a Phase 2 randomized trial. Cornea. 2015;34(5):491-496. | human trial, Phase 2 |
| — | TB-500 | ClinicalTrials.gov. A Phase 2 Study on Effect of Thymosin Beta 4 on Wound Healing. NCT00311766. | human trial, Phase 2 |
| 2010 | TB-500 | Ruff D, Crockford D, Girardi G, Zhang Y. A randomized, placebo-controlled, single and multiple dose study of intravenous thymosin beta4 in healthy volunteers. Ann N Y Acad Sci. 2010;1194:223-229. | human trial |
| 1981 | TB-500 | Low TL, Hu SK, Goldstein AL. Complete amino acid sequence of bovine thymosin beta 4: a thymic hormone that induces terminal deoxynucleotidyl transferase activity in thymocyte populations. Proc Natl Acad Sci U S A. 1981;78(2):1162-1166. PMID: 6940133. (Discovery publication.) PMID 6940133 | mechanism / discovery |
| 2025 | TB-500 | WADA. 2025 Prohibited List. Section S2 — Peptide hormones, growth factors, related substances and mimetics. World Anti-Doping Agency. Thymosin β4 and derivatives prohibited since 2011. | regulatory / registry |
| 2025 | TB-500 | FDA. Bulk Drug Substances That Raise Significant Safety Risks (Category 2) under Section 503A / 503B. FDA.gov. Updated 2025. | regulatory / registry |
| 2015 | TB-500 | Sosne G, Kleinman HK. Primary Mechanisms of Thymosin β4 Repair Activity in Dry Eye Disorders and Other Tissue Injuries. Invest Ophthalmol Vis Sci. 2015;56(9):5110-5117. PMID: 26241398. PMID 26241398 | research article |
| 2012 | TB-500 | Goldstein AL, Hannappel E, Sosne G, Kleinman HK. Thymosin β4: a multi-functional regenerative peptide. Basic properties and clinical applications. Expert Opin Biol Ther. 2012;12(1):37-51. PMID: 22074294. PMID 22074294 | research article |
| 2011 | TB-500 | Smart N, Bollini S, Dubé KN, Vieira JM, Zhou B, Davidson S, Yellon D, Riegler J, Price AN, Lythgoe MF, Pu WT, Riley PR. De novo cardiomyocytes from within the activated adult heart after injury. Nature. 2011;474(7353):640-644. PMID: 21654746. PMID 21654746 | research article |
| 2010 | TB-500 | Sosne G, Qiu P, Goldstein AL, Wheater M. Biological activities of thymosin beta4 defined by active sites in short peptide sequences. FASEB J. 2010;24(7):2144-2151. PMID: 20179146. PMID 20179146 | research article |
| 2010 | TB-500 | Crockford D, Turjman N, Allan C, Angel J. Thymosin beta4: structure, function, and biological properties supporting current and future clinical applications. Ann N Y Acad Sci. 2010;1194:179-189. PMID: 20536465. PMID 20536465 | research article |
Related pair pages
More research context
Frequently asked
Have BPC-157 and TB-500 been studied together?
Researchers have published mechanistic-level co-administration discussion of BPC-157 and TB-500. No human co-administration trials are catalogued in the Kalios profiles. The pair page lists each compound's classified literature; full citations sit on each individual profile.
What mechanisms do BPC-157 and TB-500 share?
BPC-157 and TB-500 do not share a specific mechanism tag on their Kalios profiles. They appear on the same pair page because at least one profile lists the other in its co-administration data.
What is the FDA status of BPC-157 and TB-500?
BPC-157: Category 2 (reclassification pending). TB-500: Category 2; RGN-259 Phase 3. FDA-status text is pulled verbatim from each compound profile. See /fda-pcac-2026.html for the broader FDA Pharmacy Compounding Advisory Committee context.
Where can I find the full research on BPC-157 and TB-500?
Full citation lists, dosing tables from the literature, reconstitution data, and the FDA / WADA status are on the individual compound profiles: the BPC-157 profile and the TB-500 profile. The Kalios Stack Research Tool hub lists every compound covered.
Last updated: April 2026