Follistatin-344
A synthetic version of the natural follistatin protein that inhibits myostatin and activin signaling, pathways that otherwise suppress muscle growth.
Research status: Studied for muscle-wasting conditions and body-composition research.
This page is a research-orientation summary, not a dosing guide. For anything beyond general background, read the primary literature or talk to a qualified clinician — specifics like amount, frequency, or administration aren't something we publish here.
Related in Growth Factor