§ Same category · GH-stack peptides
FST-344 vs IGF-1 LR3
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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FST-344
2
vendors tracked
from $138.00/mg
IGF-1 LR3
17
vendors tracked
from $48.00/mg
◎ Cheapest $/mg:IGF-1 LR3 at $48.00/mg
FST-344
Follistatin isoform research
Operational
$138.00
$138.00/mg
Out of stock◎ Best $/mg
Operational
$499.99
$499.99/mg
In stockOn sale▲ 262.3% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Core Peptides US | A | Operational | $138.00 ◎ Best $/mg | $138.00 | Out | Buy with code → | |
| Nexus Peptides US | B | Operational | $499.99 On sale ▲ 262.3% | $499.99 | In stock | Visit → |
Sort:
Last crawl 2026-06-21Sort:
2026-06-21IGF-1 LR3
Long-acting IGF-1 analog
Watch
$48.00
$48.00/mg
In stockOn sale
Operational
$59.99
$59.99/mg
In stock▲ 25.0% vs best
Operational
$59.99
$59.99/mg
In stockOn sale▲ 25.0% vs best
B-
Watch$59.99
$59.99/mg
In stock▲ 25.0% vs best
B
Operational$59.99
$59.99/mg
In stock▲ 25.0% vs best
Operational
$65.00
$65.00/mg
In stock▲ 35.4% vs best
Operational
$65.00
$65.00/mg
In stockOn sale▲ 35.4% vs best
B-
Operational$74.25
$74.25/mg
In stockOn sale▲ 54.7% vs best
Operational
$75.59
$75.59/mg
In stock▲ 57.5% vs best
B
Operational$79.98
$79.98/mg
In stockOn sale▲ 66.6% vs best
Watch
$81.89
$81.89/mg
In stockOn sale▲ 70.6% vs best
B-
Operational$85.00
$85.00/mg
In stock▲ 77.1% vs best
Watch
$85.00
$85.00/mg
In stock▲ 77.1% vs best
Operational
$89.99
$89.99/mg
In stock▲ 87.5% vs best
B
Operational$90.00
$90.00/mg
In stock▲ 87.5% vs best
Operational
$97.19
$97.19/mg
Out of stock▲ 102.5% vs best
Operational
$150.00
$150.00/mg
In stock▲ 212.5% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| S1 Research (Step One Ventures) US | C | Watch | $48.00 On sale | $48.00 | In stock | Buy with code → | |
| AMC Essentials US | B | Operational | $59.99 ▲ 25.0% | $59.99 | In stock | Visit → | |
| Double R Labs US | B | Operational | $59.99 On sale ▲ 25.0% | $59.99 | In stock | Visit → | |
| Modified Aminos US | B- | Watch | $59.99 ▲ 25.0% | $59.99 | In stock | Visit → | |
| Welli Labs US | B | Operational | $59.99 ▲ 25.0% | $59.99 | In stock | Visit → | |
| FITSKNS Research Group US | B- | Operational | $65.00 ▲ 35.4% | $65.00 | In stock | Visit → | |
| Peptide Crafters US | A | Operational | $65.00 On sale ▲ 35.4% | $65.00 | In stock | Visit → | |
| Southern Aminos US | B- | Operational | $74.25 On sale ▲ 54.7% | $74.25 | In stock | Visit → | |
| ResearchPeptide UK UK | B- | Operational | $75.59 ▲ 57.5% | $75.59 | In stock | Visit → | |
| MS Peptides US | B | Operational | $79.98 On sale ▲ 66.6% | $79.98 | In stock | Visit → | |
| Australian Peptide Store AU | B- | Watch | $81.89 On sale ▲ 70.6% | $81.89 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $85.00 ▲ 77.1% | $85.00 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $85.00 ▲ 77.1% | $85.00 | In stock | Visit → | |
| Pure Lab Peptides US | B- | Operational | $89.99 ▲ 87.5% | $89.99 | In stock | Visit → | |
| Ion Peptide US | B | Operational | $90.00 ▲ 87.5% | $90.00 | In stock | Visit → | |
| Research Peptides Europe EU | A | Operational | $97.19 ▲ 102.5% | $97.19 | Out | Visit → | |
| Core Peptides US | A | Operational | $150.00 ▲ 212.5% | $150.00 | In stock | Visit → |
Sort:
Last crawl 2026-06-21Sort:
2026-06-21About FST-344
The 344-residue isoform of follistatin, studied for myostatin inhibition and muscle growth research.
About IGF-1 LR3
An IGF-1 analog engineered with reduced IGF binding-protein affinity, giving extended half-life for muscle/hypertrophy research.