Research comparison
TB-500 vs BPC-157 / TB-500 Blend for research
For laboratory research use only. Not for human or veterinary use. No medical claims. Research reagents only. Lot COA available on request.
TB-500 and BPC-157 / TB-500 Blend are separate catalog listings. The table below is limited to public identity, listed form, and listed strengths from the live catalog. Lot COA available on request.
Laboratory identity table
| Field | TB-500 | BPC-157 / TB-500 Blend |
|---|---|---|
| Name | TB-500 | BPC-157 / TB-500 Blend |
| CAS | 885340-09-2 | 137525-51-0 · 885340-09-2 |
| Form | Lyophilized peptide | Lyophilized blend |
| Listed strengths | 10mg | 20mg |
| Catalog note | Thymosin-β4 fragment listing (commonly Ac-LKKTETQ). Not intact thymosin-β4. | One vial listing two named identities. Per-compound mass: see the lot COA, available on request. |
| Lot / COA | On request | On request |
| RUO | Research use only | Research use only |
What differs at the molecular listing
TB-500 (885340-09-2) is catalogued as a Tβ4 fragment: Thymosin-β4 fragment listing (commonly Ac-LKKTETQ). Not intact thymosin-β4.
BPC-157 / TB-500 Blend (137525-51-0 · 885340-09-2) is catalogued as a two-identity blend: One vial listing two named identities. Per-compound mass: see the lot COA, available on request.
CAS, fragment length, and salt form are not interchangeable. Read the sequence or identity line printed for the lot. This table does not rank listings or name a study design.
Catalog questions
Are TB-500 and BPC-157 / TB-500 Blend the same catalog identity?
No. TB-500 is listed as CAS 885340-09-2 and BPC-157 / TB-500 Blend as CAS 137525-51-0 · 885340-09-2. Sequences, salt form, and fragment length are identity-critical. Confirm the lot label.
What listed strengths appear in the catalog?
TB-500 is listed at 10mg. BPC-157 / TB-500 Blend is listed at 20mg. Listed strengths are catalog sizes. Lot COA available on request.
Where do lot and COA documents live?
Lot docs, SDS, and related papers are available on request. Open the product page Request lot docs control or use Contact. This compare table lists catalog identity only, not purity results.
Does this page name a laboratory method?
No. The table is limited to catalog identity, public registry identifiers, listed form, and listed strengths. Method, solvent class, and handling belong on the lot papers and the institutional SOP.
Are these listings for laboratory research only?
Yes. Both SKUs are research-use-only reagents for in-vitro and analytical work. They are not medicines, supplements, or veterinary products.
All discussion on this page is limited to chemical identity, public registry identifiers, and laboratory research framing. BioLabs Research lists reagents for in-vitro and analytical work only. Confirm listed strengths on the product page. To request a lot, use Contact.
Reading: blog, Science, reading a COA, Shipping.