Product Usage
This product is intended for research purposes only. All product information available on this website is for educational purposes only. This product is not intended for consumption or bodily introduction of any kind. It should only be handled by licensed and qualified professionals. It is not a drug, food, or cosmetic, and must not be misbranded, misused, or mislabeled as such.

Follistatin 344
PURITY ≥98%/THIRD-PARTY TESTED/HPLC VERIFIED
Follistatin 344 — Myostatin / TGF-β Inhibitor. 1 mg.
FDA Disclaimer: The statements made within this website have not been evaluated by the US Food and Drug Administration. The statements and the products of this company are not intended to diagnose, treat, cure or prevent any disease. All products are for laboratory developmental research USE ONLY. Not intended for consumption of any kind.
03 / Research Context
Research context

Follistatin 344 is a single-chain glycoprotein that inhibits myostatin and other TGF-beta superfamily members. It facilitates skeletal muscle hypertrophy and cellular regeneration by neutralizing myostatin signaling pathways.
Key research areas
- Potent myostatin inhibitor — removes muscle growth limits
- Up to 30% muscle mass increase in research models
- Neutralizes activin and TGF-β superfamily members
- No androgenic (hormonal) side effects
- Full-length 344 amino acid glycoprotein
- Additional liver-protective and anti-inflammatory roles
Handling & reconstitution
Supplied as a lyophilized powder. Bacteriostatic water is the recommended solvent for reconstitution in research applications. Store unreconstituted product at -20°C; reconstituted solutions should be stored at -20°C and used within 14–30 days.
Research use only. Not for human consumption.
Product specifications
| Type | Myostatin / TGF-β Inhibitor |
| Composition | 1 mg |
| Amino Acids | 344 |
| Purity | 98%+ |
| Appearance | Lyophilized Powder |
| Storage | -20°C |




