§ Same category · GH-stack peptides
FST-315 vs FST-344
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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FST-315
0
vendors tracked
FST-344
1
vendors tracked
from $138.00/mg
FST-315
Follistatin short isoform research
No current listings at 1mg.
FST-344
Follistatin isoform research
Operational
$138.00
$138.00/mg
Out of stock◎ Best $/mg
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Core Peptides US | A | Operational | $138.00 ◎ Best $/mg | $138.00 | Out | Buy with code → |
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Last crawl 2026-11-11Sort:
2026-11-11About FST-315
The 315-residue isoform of follistatin, studied for myostatin inhibition and muscle growth research.
About FST-344
The 344-residue isoform of follistatin, studied for myostatin inhibition and muscle growth research.