Research Use Only
Follistatin 344
· Reviewed by Aydan Myers, Lead Chemist · Evidence tier C
Follistatin 344 (FST344) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Structure-specific registry identity fields are not published for this monograph. It is indexed as Follistatin-344 (FST344) activin-binding glycoprotein isoform studied in muscle and reproductive models; distinct from native follistatin CAS mappings; structure-specific PubChem CID not resolved.
Synonyms and vendor codes indexed here include FST344, FST-344, Follistatin-344. Chemical identity fields appear when retrieved in the Costides research index. This page does not describe administration or dosing.
Key facts
| Page type | Research identity monograph |
|---|---|
| Intended use | Research Use Only (reference) |
| Synonyms | FST344, FST-344, Follistatin-344 |
| Research notes | Follistatin-344 (FST344) activin-binding glycoprotein isoform studied in muscle and reproductive models; distinct from native follistatin CAS mappings; structure-specific PubChem CID not resolved |
| Evidence tier | C |
| Last verified | 2026-08-21 |
Is Follistatin 344 for human use?
No. Follistatin 344 (FST344) pages on Costides are Research Use Only reference materials. They are not medical advice and do not describe administration or dosing.
What is the CAS number of Follistatin 344?
A CAS number for Follistatin 344 (FST344) was not retrieved for this Costides monograph.
Chemical identity table
| Synonyms | FST344, FST-344, Follistatin-344 |
|---|
Frequently asked questions
- What is Follistatin 344?
- Follistatin 344 (FST344) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Structure-specific registry identity fields are not published for this monograph. It is indexed as Follistatin-344 (FST344) activin-binding glycoprotein isoform studied in muscle and reproductive models; distinct from native follistatin CAS mappings; structure-specific PubChem CID not resolved. Research Use Only. Not for human or veterinary use.
- What is the CAS number of Follistatin 344?
- A CAS number for Follistatin 344 (FST344) was not retrieved for this Costides monograph.
- Is Follistatin 344 for human use?
- No. Follistatin 344 (FST344) pages on Costides are Research Use Only reference materials. They are not medical advice and do not describe administration or dosing.
- Can I buy Follistatin 344 from Costides?
- No. Follistatin 344 is not offered for sale on Costides.
- Where does identity data for Follistatin 344 come from?
- Costides indexes registry and bibliographic sources (PubChem, CAS Common Chemistry, PubMed permalinks) when available. Outcome or efficacy claims are not restated on this page.
Citations
- Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance. PMID 41966639
- DOI for PMID 41966639 PMID 41966639
- Detection of black market follistatin 344. PMID 33460286
- DOI for PMID 33460286 PMID 33460286
- Central serous chorioretinopathy associated with high-dose follistatin-344: a retrospective case series. PMID 32671599
- DOI for PMID 32671599 PMID 32671599