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Catalog/Recovery/TB-500 10mg
TB-500 10mg vial

TB-500

10mg lyophilized · Batch TB-2605 · Released 2026-06

$59

HPLC certificate for batch TB-2605 bundled with your shipment.

Specifications

Purity
99.0% (HPLC, independent lab)
CAS
77591-33-4
Molecular mass
4963.4 g/mol
Plasma half-life
2–3 hr
Form
Lyophilized white powder
Storage
−20°C, sealed under nitrogen
Shipping
Cold-chain from Guangzhou, 7–10 days

Independent lab results

Batch TB-2605

SciSafe Analytics

Boston, MA · USA

Purity (HPLC)
99.0%
Measured mass
10.007 mg
Method
RP-HPLC at 220 nm
Verified on
2026-06-22
Full report (PDF)

About this peptide

TB-500 is a synthetic peptide fragment corresponding to the active region of thymosin beta-4 — specifically the LKKTETQ actin-binding sequence. Research applications include soft-tissue repair models, cardiac ischaemia/reperfusion studies, and corneal wound healing assays. Half-life is longer than that of BPC-157, supporting less-frequent dosing schedules in published protocols. Supplied as lyophilized powder under nitrogen; reconstitution at 2–5 mg/mL in sterile water is the most common range. TB-500 is the standard partner for BPC-157 in tendon and ligament repair research — see the bundle pricing on the stack SKU. HPLC purity verified at 99.0% with a third-party COA bundled.

Questions about TB-500 10mg

How is TB-500 10mg reconstituted?

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TB-500 10mg is supplied as lyophilized powder under nitrogen. Typical reconstitution is in sterile or bacteriostatic water; the exact concentration depends on your protocol. Our free reconstitution calculator computes mL per dose and insulin-syringe units from any combination of vial size, water volume, and target dose.

What is the HPLC purity of this batch?

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Batch TB-2605 of TB-500 10mg is verified at 99.0% HPLC main-peak purity, with confirmation of molecular weight by LC-MS and endotoxin screening by LAL assay. One vial of every batch is also shipped to an independent US-based third-party lab for blinded re-verification. The full COA — including the chromatogram, mass spec trace, and third-party report — is bundled with your order as a downloadable PDF.

How does Vesta ship to the United States?

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All orders ship cold-chain via DHL Express from our Guangzhou facility. Cold-pack is validated to hold under 8°C for 96 hours. Customs duties are prepaid by us — no surprise charges on delivery. Estimated transit time is 7-10 business days door to door. Tracking number is emailed when the shipment is scanned by DHL.

What payment methods are accepted?

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ACH bank transfer (2% off, recommended), USDC / BTC / ETH crypto (5% off), Zelle, CashApp, Venmo, or wire transfer for institutional orders. We do not accept credit cards because card processors prohibit research-peptide merchants in their terms of service. Full payment-method details are on the shipping & payment page.

Should TB-500 be paired with other peptides in research protocols?

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TB-500 is most often studied alongside BPC-157 in tendon, ligament, and soft-tissue repair research. The two work through non-overlapping mechanisms (TB-500 on actin and cell migration; BPC-157 on local growth factor expression) and show additive effects in published repair models. We stock a bundled stack.

Is TB-500 administered locally or systemically in published research?

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Most published rodent studies in tendon and ligament repair use peri-lesion subcutaneous or intramuscular administration to concentrate the molecule at the repair site. Systemic (sub-Q at a distant site) administration is also reported, particularly for studies probing systemic immune or gut effects. Choice of route depends on the experimental question.

Cold-chain shipped

Validated to hold under 8°C for 96 hours.

7–10 day delivery

DHL Express, customs prepaid by us.

Independent COA bundled

3rd-party HPLC report for this batch.

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