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FLGR242 (Recombinant Follistatin)

peptides · Long-acting myostatin inhibitor

Limited evidence

FLGR242 is a modified, long-acting version of follistatin engineered to target myostatin, the body's main brake on muscle growth, more selectively than earlier follistatin variants, with a half-life extending from hours to weeks.

⏱️ Timing & dosage for FLGR242 (Recombinant Follistatin)

Best time to take

Weekly or every-other-week subQ; ongoing use, optional 3-4 month breaks

Suggested dose

2.5 mg subQ weekly, or 5 mg subQ every two weeks (advanced protocols: 5 mg weekly)

✅ Benefits of FLGR242 (Recombinant Follistatin)

  • Neutralizes myostatin to support muscle growth
  • Designed for whole-body effects via systemic dosing
  • Longer-lasting than earlier follistatin variants

⚠️ Side effects & risks

  • Administered via subQ injection ONLY -- never intramuscular; sourced as a research compound -- verify purity/COA
  • Do not use with active cancer

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⚕️ Medical Disclaimer: Nothing on Stack Ritual constitutes medical advice. The information provided is for educational purposes only. Always consult your doctor or a qualified healthcare provider before beginning, changing, or stopping any vitamin, supplement, or wellness regimen.