Follistatin-344 Protocol — Dosing & Research
Also known as: FS-344, Follistatin 344, FST-344, Follistatin-344
Last Updated: April 4, 2026
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Research-based dosing - under active validation
Based on current literature. Variability exists across study populations.
Under Review
Evidence Summary
Evidence Level
Preliminary
PubMed Studies
0+
Studied in:👤Human🐭Animal🧪Cell
Typical Dosage
100–200 mcg per injection
Administration
Subcutaneous Injection
Administration Schedule
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Daily or every other day for 10–30 days
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or 2x weekly for 8–12 weeks
What is Follistatin-344?
Research Applications
- Myostatin inhibition
- Muscle growth research
- Sarcopenia and muscle wasting models
- Skeletal muscle mass studies
Typical Protocol
Typical Protocol Duration
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10–30 days or 8–12 weeks
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3–4 weeks break
Half-Life
Not Well Characterized In Humans
Protocol Notes
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Loading Phase: 100–200 mcg daily for 10–30 days.
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Some protocols: daily for 7 days, then 2x weekly maintenance for 8–12 weeks.
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Cycle: 3–4 weeks off between cycles.
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Inject: Abdomen, thigh (rotate).
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Note: No human clinical trials for subcutaneous form; dosing based on animal studies and community protocols.
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Strong evidence from AAV gene therapy studies showing 20%+ muscle mass increases in animal models.
Safety
Safety context varies by dose, administration route, and protocol design. Review cited studies, protocol notes, and evidence level before interpreting outcomes.
Research & Studies
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