Vendor and compound
IGF-1 LR3 from Northline Labs
Northline Labs lists IGF-1 LR3 at $99.99 per mg, 33% over the $75.00 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by ILS Laboratories, averaging 98.31% purity. The cheapest listed price for IGF-1 LR3 anywhere in the index is $8.00 per mg at Mile High Compounds.
All IGF-1 LR3 vendors · Northline Labs profile · scores 74.4 of 100, rank 21 · 1 certificate for this compound · verified 1 Aug 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 1 mg | $99.99 | $99.99 | +33% | IGF-1LR3 – Premium Research Peptide |
Read from the vendor’s own store and normalised per milligram, because a smaller vial at a lower sticker price is usually the dearer peptide.
What the laboratory found
| Lot | Assayed | Purity | Label → assayed | Laboratory | Record |
|---|---|---|---|---|---|
| NLL-5439587 | 8 Jul 2026 | 98.31% | 1 mg → 1.04 mg | ILS Laboratories | Open |
Other vendors selling IGF-1 LR3
| Vendor | Score | Per mg | Certificates for this compound |
|---|---|---|---|
| Amino Club | 88.3 | $69.99 | 0 |
| Modern Aminos | 88.1 | $64.00 | 1 |
| Bench Grade Peptides | 86.8 | $139.00 | 1 |
| Polaris Peptides | 86.6 | $85.00 | 0 |
| PeptidePlugs | 86.3 | $70.00 | 1 |
| Simple Peptide | 84.9 | $60.00 | 0 |
| Protide Health | 79.5 | $85.00 | 0 |
| Evo Labs Research | 77.2 | $55.99 | 0 |
Ordered by overall evidence score. See every vendor listing IGF-1 LR3.
Questions
Is IGF-1 LR3 from Northline Labs third-party tested?
Yes. 1 certificate for IGF-1 LR3 from Northline Labs is on file, signed by ILS Laboratories. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from.
How much does IGF-1 LR3 cost at Northline Labs?
$99.99 per milligram, from 1 mg at $99.99. The peer median across every vendor we price for IGF-1 LR3 is $75.00 per mg, so this is +33% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Northline Labs a good place to buy IGF-1 LR3?
Northline Labs scores 74.4 of 100 on the published rubric and ranks 21 overall, computed from its documentation rather than from opinion. For IGF-1 LR3 specifically it has 1 certificate on file. Mile High Compounds lists it cheaper at $8.00 per mg.