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TB-500 (TB4)

(3 customer reviews)

Price range: $100.00 through $170.00

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Reviews (3)
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3 reviews for TB-500 (TB4)

  1. Isabella Davis (verified owner)

    I’ve been using TB-500 in my lab for about three months now, primarily for wound healing assays on fibroblast cultures. Reconstitution was straightforward—no cloudiness or particulate after adding BAC water. The peptide seems stable at 4°C for at least a couple weeks. I’ve seen consistently reproducible results in migration assays, which is what I needed. Ordering from The Peptide Lab was smooth; package arrived cold with ice packs, and the vials were well-sealed. Only minor thing: the lot number was printed small on the side of the vial, but I’m nitpicking. Would recommend to any researcher doing tissue repair signaling studies.

  2. Jessica Thomas (verified owner)

    I reordered TB-500 from The Peptide Lab after a previous batch from another source. The peptide itself seems fine—reconstituted clear, and I got expected results in actin polymerization assays. However, the package arrived with the ice packs completely thawed. The vials felt room temperature. I know some peptides can tolerate brief temp fluctuations, but it made me a bit uneasy. I used it anyway and data looks okay, but I’d appreciate better insulation during shipping. For the price, I’ll probably try a different supplier next time. Product quality is there, logistics needs work.

  3. David Anderson (verified owner)

    Got this for some exploratory work on thymosin beta-4 analogs. The peptide itself appears high purity based on my HPLC trace (ran a quick check before use). No complaints about the product. But I’ll say the vial is a bit smaller than I anticipated—only 2 mg, which is fine for small-scale experiments, but if you’re doing dose-response curves you’ll need to order multiple. The Peptide Lab shipped quickly, no issues. I’d buy again. Just wish they offered a 5 mg option for the price.

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