A Closer Look At FLGR242 Vials

Today's letter is on FLGR242, the one compound where knowing a vial's source matters most. FLGR242 is recombinant follistatin, a protein labs study in skeletal muscle and metabolism research, and our Follistatin research guide covers that work in full.

BioLongevity Labs is the exclusive global creator, patent holder and distributor of FLGR242, so a genuine vial only comes from us.

FLGR242 · IN STOCK

FLGR242 (10mg) · $299.00

Recombinant follistatin, third-party tested.

Read the guide →

Here's the detail most buyers don't know to check. Some vendors resell real FLGR242 that has been relabeled and repackaged, and others sell counterfeit vials outright.

A printed label is easy to copy, so check the vial against its source. The QR code on the vial opens the compound's product page and its latest certificate of analysis, and the batch details there should match what's printed on the vial.

A vial that doesn't scan, or a page that doesn't match, is worth setting aside until the source is confirmed with our team. The FLGR242 (10mg) page is where the QR code leads, at $299.00 and in stock.

Read the Follistatin guide →

— The BioLongevity Labs Team

P.S. — The 2026 Peptide Industry Report covers market trends and the top vendors, if you'd like more background on where research peptides stand this year.

BIOLONGEVITY LABS

Research-Grade Peptides · USA Manufactured · Third-Party Tested

BioLongevity Labs · 2498 Superior Ave, Cleveland, OH 44114

These statements have not been evaluated by the U.S. Food and Drug Administration. All products are intended for research use only — they are not dietary supplements, drugs, or intended to diagnose, treat, cure, or prevent any disease. All clinical research must be conducted under the oversight of the appropriate Institutional Review Board; all preclinical research under the appropriate Institutional Animal Care and Use Committee, following Animal Welfare Act guidelines.

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