-35%35% Off99.32% purityView COA
IGF-1 LR3
Long-arginine-3 IGF-1 analog. Cellular growth research.
You save $20.01
Sizes from $34.99 – $60.99 regular $55.00 – $95.00
In Stock· Ref. IG01
Same-day shipping on weekday orders
Order by 2:00 PM PT, Monday–Friday, and it ships the same day.
Delivery in 2–4 business days
Estimated with standard shipping (business days).
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- COA Included With Every Order
- Pharmaceutical-Grade Manufacturing
- 2–3 Days Shipping
Free Shipping on Orders Over $125.00
See DetailsProducts are shipped in freeze dried powder form requiring reconstitution with a solvent upon delivery.
- Status
- In Stock
- Format
- Lyophilized powder
- Size
- 0.1mg, 1mg
- Purity
- ≥99.0% (HPLC verified)
Certificate of Analysis
Every batch, independently tested
99.563%
Purity by X Factor Labs
- Lot
- IGF-1 LR3 1mg
- Tested
- February 9, 2026
- Strength
- 1mg
- X Factor Labs
Storage: -20°C recommended
View signed COA (PDF)What is a Certificate of Analysis?
Every order includes a batch-specific Certificate of Analysis with complete analytical data, testing methodologies, quality control approval, and handling recommendations.
- HPLC purity chromatogram
- Mass spectrometry confirmation
- Batch traceability information
- Storage and handling protocols
Purity Verification
High-Performance Liquid Chromatography (HPLC) with full chromatogram disclosure. All lots meet ≥99% purity specifications.
Structural Confirmation
Mass spectrometry (LC-MS) verifies molecular weight and structural integrity of each compound.
Composition Analysis
Analytical testing confirms accurate peptide content per vial and batch consistency.
Contamination Testing
Each lot undergoes testing for: Bacterial Endotoxin, Heavy metals, Microbial contamination and residual solvents (where applicable)
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Product Usage: For Research Use Only – Not for Human or Veterinary Use. This product is not a drug, food, cosmetic, or dietary supplement and has not been evaluated by the FDA. It is strictly intended for in vitro research by qualified professionals. Any use in humans or animals is strictly prohibited and may violate federal, state, or local laws.

