Lot certificates

You’ll see American Peptides on the lab’s copy. They’re our supplier.

• 10 mg / 5 mg, lot TESIPA-0803: 99.81% purity (RP-HPLC), 10.74 mg / 5.40 mg measured, identity confirmed by mass spec. Issued 2026-08-28 by Bioviridian Inc.. Verify certificate COA7626

Our vials are filled from lots made by our supplier, American Peptides, and tested by Bioviridian Inc.The laboratory’s original certificate lists American Peptides as the vendor. Look up the code at bioviridians.com to check it.

What researchers study it for

• Lab-made peptide, freeze-dried
• Reference code TH9507
• Selectivity for growth hormone over other pituitary hormones
• Animal work on which pituitary hormones respond

How it is thought to work

PTY-TESA: This analogue is a chain of 44 amino acids, and bench experiments with it look at receptor binding and at the signals it sets off inside cells. Ipamorelin: It binds the ghrelin receptor (GHS-R1a), and the pituitary responds by letting out growth hormone.

Where the research stands

Blend of research compounds. Each component is studied separately; as a combined vial it has no dedicated published research. The least-established component is PTY-TESA: lab reagent.

Sources

1. Raun K, Hansen BS, Johansen NL, Thøgersen H, Madsen K, Ankersen M, Andersen PH (1998). Ipamorelin, the first selective growth hormone secretagogue.. Eur J Endocrinol.
2. Gobburu JV, Agersø H, Jusko WJ, Ynddal L (1999). Pharmacokinetic-pharmacodynamic modeling of ipamorelin, a growth hormone releasing peptide, in human volunteers.. Pharm Res.