TB-500 (TB4)

Name: TB-500 (TB4)
Brand: Prime Peptides™
SKU: tb-500
Price: 122.89 AUD
Availability: InStock
Rating: 4.8 (145 reviews)

AUD 122.89

All products are for laboratory research purposes only. Not for human consumption, medical, or veterinary use. You must be 21 or older. Terms apply.

BAC Water sold separately
Syringes not included
Peptides sold in powdered form

Accepted payments: Bitcoin, Bank Transfer, PayID

✓ 30-day return policy

✓ Priority shipping

✓ 3rd party tested

View Test Results / COA

Property	Details
CAS Number	77591-33-4
Vial Contents	Lyophilized Powder

BAC Water sold separately. Syringes not included. Peptides sold in powdered form.

Certificate of Analysis

All COAs are provided by Janoshik Analytics and are no older than 3 months. Visit the Testing page to verify results independently, or contact us with your batch number.

View All COAs

Customer Reviews

4.8 Based on 145 reviews

5 ★

80%

4 ★

20%

3 ★

2 ★

1 ★

18 Mar 2026

Outstanding TB-500

Our actin sequestration studies are producing textbook results. The Thymosin Beta-4 fragment is high purity and active.

Harrison W. ✓ Verified Purchase

5 Mar 2026

Premium wound healing peptide

The cell migration data in our tissue repair models is excellent. Consistent batch-to-batch performance.

Audrey L. ✓ Verified Purchase

20 Feb 2026

Best TB-500 we have used

Switched from a US supplier and the quality from Prime Peptides is noticeably better. Our angiogenesis data confirms it.

Fletcher M. ✓ Verified Purchase

6 Feb 2026

Reliable research peptide

Good quality TB-500 for our ongoing tissue repair research. Lyophilized powder is well-packaged and stable.

Zara B. ✓ Verified Purchase

23 Jan 2026

Highly recommend Prime Peptides

Every batch we have ordered has been consistent. The actin-binding activity in our assays is always within expected range.

Kai J. ✓ Verified Purchase

Related Resources

Third-Party Testing & COA View TB-500 (TB4) Certificate of Analysis — independently verified by Janoshik Analytics. Manufacturing Process Learn how our peptides are manufactured using WFI-grade water, ESI ionisation, and sterile filtration. Peptide Sourcing Discover where our raw APIs come from and how every product is finished in Hamilton, NSW. Free Australian Shipping Free shipping on all orders over AUD 250. Guaranteed delivery Australia-wide. Research Blog Browse peptide research guides covering storage, legality, purity, and handling best practices. 30-Day Return Guarantee Not satisfied? Return unopened items within 30 days for a full refund.