Disclosure: We earn a commission from vendors on this page. Rankings are based on objective criteria including price, COA availability, and reputation.
Best IGF-1 LR3 Vendors of 2026
Ranked by Price, Purity, and Reputation
Get Price Drop Alerts
We'll email you when IGF-1 LR3 prices drop or vendors run sales.
Quick Comparison
1Nura PeptideCOA
10/101mg$65.00/mg
2Ion PeptideCOA
9.7/101mg$90.00/mg
3Glacier AminosCOA
9.3/101mg$64.99/mg
4Swiss ChemsShips WorldwideCOA
9/101mg$59.96/mg
| Rank | Vendor | COA | Score | Doses |
|---|---|---|---|---|
| 1 | Nura Peptide | Yes | 10/10 | |
| 2 | Ion Peptide | Yes | 9.7/10 | |
| 3 | Glacier Aminos | Yes | 9.3/10 | |
| 4 | Swiss ChemsShips Worldwide | Yes | 9/10 |
Bulk Pricing
Per-vendor quantity breaks — pick a vial size to see the bulk price. Must purchase the full pack.
Nura PeptideCOA30% code thepeptidecatalog
as low as $40.95/mg$585.001mg × 10$58.50/mg → $40.95/mg with code
View at Nura PeptideIon PeptideCOA15% code thepeptidecatalog
as low as $57.38/mg$675.001mg × 10$67.50/mg → $57.38/mg with code
View at Ion PeptideCompare More Peptide Vendors
How We Score Vendors
Our scoring is based on three weighted factors:
Price Competitiveness (40%)
Normalized to cost per milligram for fair comparisons across vial sizes.
COA Availability (30%)
Third-party lab testing confirming purity, identity, and absence of contaminants.
Vendor Reputation (30%)
Community feedback, shipping reliability, customer service, and business track record.