§ Same category · GH-stack peptides
GCP vs IGF-1 LR3
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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GCP
0
vendors tracked
IGF-1 LR3
10
vendors tracked
from $41.25/mg
GCP
Vendor growth-peptide complex
No current listings at 5mg.
IGF-1 LR3
Long-acting IGF-1 analog
B-
Operational$41.25
$41.25/mg
In stockOn sale
Operational
$55.99
$55.99/mg
In stockOn sale▲ 35.7% vs best
Operational
$58.49
$58.49/mg
In stockOn sale▲ 41.8% vs best
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
B
Operational$90.00
$90.00/mg
In stock▲ 118.2% vs best
Watch
$90.99
$90.99/mg
In stock▲ 120.6% 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 → | |
| Double R Labs US | B | Operational | $55.99 On sale ▲ 35.7% | $55.99 | In stock | Visit → | |
| Glacier Aminos US | B | Operational | $58.49 On sale ▲ 41.8% | $58.49 | In stock | Visit → | |
| 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 → | |
| Ion Peptide US | B | Operational | $90.00 ▲ 118.2% | $90.00 | In stock | Visit → | |
| Australian Peptide Store AU | B- | Watch | $90.99 ▲ 120.6% | $90.99 | 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 → |
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Last crawl 2026-11-11Sort:
2026-11-11About GCP
Vendor-branded growth-peptide complex. Composition varies; verify COA.
About IGF-1 LR3
An IGF-1 analog engineered with reduced IGF binding-protein affinity, giving extended half-life for muscle/hypertrophy research.