§ 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
1
vendors tracked
from $138.00/mg
IGF-1 LR3
9
vendors tracked
from $41.25/mg
◎ Cheapest $/mg:IGF-1 LR3 at $41.25/mg
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 → |
Sort:
Last crawl 2026-11-12Sort:
2026-11-12IGF-1 LR3
Long-acting IGF-1 analog
B-
Operational$41.25
$41.25/mg
In stockOn sale
Operational
$59.99
$59.99/mg
In stock▲ 45.4% vs best
B-
Watch$59.99
$59.99/mg
In stock▲ 45.4% vs best
B
Operational$59.99
$59.99/mg
In stock▲ 45.4% vs best
Operational
$64.99
$64.99/mg
In stock▲ 57.6% vs best
Watch
$84.49
$84.49/mg
In stock▲ 104.8% vs best
B
Operational$90.00
$90.00/mg
In stock▲ 118.2% vs best
B-
Operational$99.00
$99.00/mg
In stock▲ 140.0% vs best
Operational
$150.00
$150.00/mg
In stock▲ 263.6% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Southern Aminos US | B- | Operational | $41.25 On sale | $41.25 | In stock | Buy with code → | |
| AMC Essentials US | B | Operational | $59.99 ▲ 45.4% | $59.99 | In stock | Visit → | |
| Modified Aminos US | B- | Watch | $59.99 ▲ 45.4% | $59.99 | In stock | Visit → | |
| Welli Labs US | B | Operational | $59.99 ▲ 45.4% | $59.99 | In stock | Visit → | |
| Glacier Aminos US | B | Operational | $64.99 ▲ 57.6% | $64.99 | In stock | Visit → | |
| Australian Peptide Store AU | B- | Watch | $84.49 ▲ 104.8% | $84.49 | In stock | Visit → | |
| Ion Peptide US | B | Operational | $90.00 ▲ 118.2% | $90.00 | In stock | Visit → | |
| Peptide Hub US | B- | Operational | $99.00 ▲ 140.0% | $99.00 | In stock | Visit → | |
| Core Peptides US | A | Operational | $150.00 ▲ 263.6% | $150.00 | In stock | Visit → |
Sort:
Last crawl 2026-11-12Sort:
2026-11-12About 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.