§ 01 Overview
Overview
Myostatin inhibitor investigated for muscle hypertrophy, muscular dystrophy, and body composition.
Gene therapy and peptide forms studied in dystrophy trials. Research chemical status for peptide form.
§ 02 Mechanism
Mechanism of action
Follistatin-344 binds and neutralizes myostatin and activins, releasing the brake on muscle growth. It also has effects on inhibin signaling.
- 01Muscle hypertrophy in preclinical models
- 02Investigated for muscular dystrophy
§ 03 Dosing
Dosing protocol
Standard Protocol
- Dose Range
- 100 – 300 mcg (research)
- Route
- SubQ
- Frequency
- Daily
- Cycle
- Short cycles (2–4 weeks)
§ 04 Evidence
Evidence & research
Gene therapy and peptide forms studied in dystrophy trials. Research chemical status for peptide form.
FDA Status
Not FDA-approved. WADA prohibited.
§ 06 News
In the news
3 articles from the last 12 months · updates hourly
Australian researchers teach brain cells to play 'Doom' - SUCH TV
Australian researchers teach brain cells to play 'Doom' SUCH TV
Follistatin-344: A Regulatory Peptide at the Crossroads of Growth Signaling, Tissue Plasticity, and Molecular Homeostasis - BOXROX
Follistatin-344: A Regulatory Peptide at the Crossroads of Growth Signaling, Tissue Plasticity, and Molecular Homeostasis BOXROX
Follistatin-344: A Versatile Peptide Under Investigation - 3-mob.com
Follistatin-344: A Versatile Peptide Under Investigation 3-mob.com
§ 07 Sourcing
Sourcing & supply
Regulatory status
Research-only, no commercial channel
No commercial channel exists. Available only as a research reagent from RUO suppliers. Use in humans is not established.
No suppliers in our directory currently stock this compound. For investigational or research-only compounds, legitimate channels may not exist outside clinical trials.
Browse full supplier directory§ 09 Safety
Safety & side effects
Side effects
- 01Tendon strain with rapid hypertrophy
- 02Cardiac risk theoretical (cardiac myostatin signaling)
Contraindications
None specified.
§ 10 Questions
Follistatin-344 FAQ
- What is Follistatin-344?
- Myostatin inhibitor investigated for muscle hypertrophy, muscular dystrophy, and body composition. Follistatin-344 binds and neutralizes myostatin and activins, releasing the brake on muscle growth. It also has effects on inhibin signaling.
- What is Follistatin-344 used for?
- Reported uses include muscle hypertrophy in preclinical models and investigated for muscular dystrophy. Evidence strength is rated Preclinical — see the evidence section for detail.
- How is Follistatin-344 dosed?
- Commonly referenced dosing is 100 – 300 mcg (research), typically daily, administered SubQ. This is educational reference only; consult a licensed clinician before use.
- What are the side effects of Follistatin-344?
- Commonly reported side effects include tendon strain with rapid hypertrophy and cardiac risk theoretical (cardiac myostatin signaling). This list is not exhaustive.
- Is Follistatin-344 legal?
- No commercial channel exists. Available only as a research reagent from RUO suppliers. Use in humans is not established. FDA status: Not FDA-approved. WADA prohibited..