Follistatin 315
compound
preliminary evidencePublic
FST315. 315-amino acid glycoprotein. Inhibits myostatin and activin A. Promotes muscle growth and fat reduction. Myostatin inhibitor, anabolic.
Category: Peptides·Updated 5/19/2026
Follistatin 315
FST315. 315-amino acid glycoprotein. Inhibits myostatin and activin A. Promotes muscle growth and fat reduction. Myostatin inhibitor, anabolic.