Follistatin
MODERATE EVIDENCEAlso known as: FST
Research protein — not for human use
Educational Overview
A glycoprotein that binds and neutralises members of the TGF-beta family including myostatin, studied in muscle and reproductive biology.
Research Mechanism
Binds activin and myostatin, preventing receptor engagement — studied as a natural counter-regulator of the myostatin pathway.
Areas of Study
- Muscle biology research
- Reproductive endocrinology
Safety Considerations
Supplied as a laboratory research protein. Systemic manipulation of TGF-beta signalling carries theoretical risk. Not for human use.
Frequently Asked Questions
Is this approved for human use?
No. This material is supplied for laboratory research use only by qualified businesses and institutions. It is not a medicine and is not for human or veterinary consumption.
How do I get pricing?
Request a quote and our team will respond with current pricing and available sizes for your account.
Do you provide purity documentation?
Certificates of analysis are available to approved accounts. Contact our team for batch-specific documentation.
References
References pending editorial review
We publish citations only after a qualified reviewer has verified them against the primary literature. We do not list references we have not checked. (1 queued.)
Last reviewed: 2026-07-23 · Status: in_review · References verified by editorial review before publication.
Disclaimer: Educational only. Not medical advice, diagnosis, or treatment. For research and educational purposes. Consult a licensed medical professional.