HelixPep is a research-focused company providing peptides and laboratory products for scientific research and experimental applications.
We understand that research depends on consistency. That's why every batch we sell is independently lab-tested for identity and purity, with a Certificate of Analysis available for each one.
From individual researchers to professional laboratories, HelixPep is built to provide a straightforward research supply experience — without compromising on the details that matter.
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Follistatin is a glycoprotein that functions as a potent inhibitor of the myostatin pathway, a key regulator of muscle growth. It binds to and neutralizes myostatin, preventing it from inhibiting muscle development.
Follistatin also binds to other members of the TGF-β superfamily, including activin A, growth differentiation factor 11 (GDF-11), and GDF-
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