
IGF-1 LR3
An 83-amino acid synthetic analog of human insulin-like growth factor 1 with reduced binding protein affinity and extended half-life, studied for anabolic and tissue growth effects in preclinical research. Premium Research Peptide.
$69.99
|
1MG
|
Verified Test Results
Every batch, independently verified.
Each batch is analyzed by an ISO/IEC 17025 accredited third-party laboratory. The report below reflects the identity, purity and full-panel specification data released with this product.
Certificate of Analysis
Purity by HPLC
| Parameter | Result | Method | Specification |
|---|---|---|---|
| Appearance | Good | Visual | Meets spec |
| Purity | 99.03% · Pass | HPLC | ≥ 95% |
| Net Peptide Content | 1.03mg | HPLC | Report |
| Identity | Confirmed | HPLC | Meets spec |
| Fentanyl Screen | Not Detected | Immunoassay | Pass |
| Heavy Metals | Not Detected | ICP-MS | Pass |
| Sterility | No Growth | PCR | Pass |
| Endotoxin | 0.097 EU/mL | USP <85> | Reported |
Representative report from lot IGF0002 (IGF-1 LR3). Your order ships with its own lot-specific certificate.
View this batch's certificateThird-party verified
Certificate of Analysis
Every lot is HPLC-tested at an ISO/IEC 17025-accredited lab. Open any batch's certificate below.
IGF-1 LR3 1mg
LatestLOT IGF0002
HPLC purity · meets spec
- Labeled
- 1mg
- Measured
- 1.03mg
- Identity
- Confirmed
- Heavy metals
- Not Detected
- Sterility
- No Growth
- Endotoxin
- 0.097 EU/mL
- Tested
- Jul 30, 2026
8 assays passed · ISO/IEC 17025 accredited
View certificateIGF-1 LR3 1mg
LOT IGF0001
HPLC purity · meets spec
- Labeled
- 1mg
- Measured
- 1.06mg
- Identity
- IGF-1 LR3
- Heavy metals
- Not Detected
- Sterility
- No Growth
- Endotoxin
- < 0.05 EU/mL
- Tested
- Jun 10, 2026
8 assays passed · ISO/IEC 17025 accredited
View certificateCompound Information
Technical specifications
What Is IGF-1 LR3?
How It Differs from Native IGF-1
Sources & References
Peer-reviewed research
Insulin-like growth factor-I (IGF-I) and especially IGF-I variants are anabolic in dexamethasone-treated rats
Tomas FM, Knowles SE, Owens PC et al.
Superior potency of infused IGF-I analogues which bind poorly to IGF-binding proteins is maintained when administered by injection
Tomas FM, Lemmey AB, Read LC, Ballard FJ
IGF-binding proteins are multifunctional and act via IGF-dependent and -independent mechanisms
Mohan S, Baylink DJ
IGF-1 has plaque-stabilizing effects in atherosclerosis by altering vascular smooth muscle cell phenotype
von der Thüsen JH, Borensztajn KS, Moimas S et al.
Long R3 insulin-like growth factor-I (IGF-I) infusion stimulates organ growth but reduces plasma IGF-I, IGF-II and IGF binding protein concentrations in the guinea pig
Conlon MA, Tomas FM, Owens PC et al.
⚠️ Important Research Notice
Not for human consumption. This product is sold exclusively for research and educational purposes. It is not intended to diagnose, treat, cure, or prevent any disease.
All clinical trial data and research findings presented on this page are sourced from peer-reviewed journals and official publications. They are provided for educational reference only and should not be interpreted as medical advice or product claims.
By purchasing this product, you confirm that you are a qualified researcher and will use it in accordance with all applicable laws and regulations.
Frequently asked questions
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A seemingly elegant design can quickly begin to bloat with unexpected content or break under the weight of actual activity. Fake data can ensure a nice looking layout but it doesn’t reflect what a living, breathing application must endure. Real data does.
Websites in professional use templating systems. Commercial publishing platforms and content management systems ensure that you can show different text, different data using the same template. When it’s about controlling hundreds of articles, product pages for web shops.