LOT IGF-1-426 PURITY 99.9% · HPLC VERIFIED

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Handling and Storage Tips:

Keep peptides cold and away from light once received.
For short-term use (days to weeks), refrigeration at 4°C (39°F) is acceptable.
Lyophilized peptides are typically stable at room temperature for several weeks, making it suitable for moderate-term storage.

FDA Disclosure: The statements on this website and the products sold herein have not been evaluated by the U.S. Food and Drug Administration (FDA). These products are not intended to diagnose, treat, cure, or prevent any disease. Products sold are for Research Use Only and are not for human or animal use.

Intended Purpose: Products sold on this site are intended for laboratory research use only, specifically in vitro studies – experiments conducted outside of living organisms.

RESEARCH USE ONLY COA on file

COA on file — Lot IGF-1-426

IGF-LR3 – 1mg

IGF-LR3 (Long R3 IGF-1) is a modified analogue of Insulin-like Growth Factor-1 (IGF-1), a naturally occurring peptide involved in cellular signaling and growth factor pathways. In research settings, IGF-LR3 is studied for its interaction with IGF-related receptors, cellular communication mechanisms, and molecular pathways associated with growth factor activity. Scientists are also exploring its role in understanding protein regulation, cell signaling, and biological responses in controlled laboratory environments.

Potential Research Applications

IGF-LR3 is being explored in various research fields for its potential effects on:

Growth Factor Signaling: Investigated for its interaction with IGF-related pathways and receptor activity in cellular research models.
Cellular Regulation: Studied to better understand mechanisms involved in cell communication, differentiation, and biological responses.
Protein Synthesis Pathways: Examined in research exploring molecular processes related to protein regulation and cellular activity.
Peptide-Receptor Interactions: Researched to analyze how structural modifications influence peptide activity and receptor binding.
Molecular Biology Research: Used in controlled studies investigating growth factor mechanisms and related cellular processes.

✔ High-Quality Research Compound – Produced under strict quality control standards for laboratory applications.
✔ Lab-Tested for Purity – Ensures reliable and consistent results for scientific research.
✔ Designed for Research Use Only – Not intended for human consumption, medical use, or therapeutic applications.
✔ Peptides – Will arrive in a lyophilized (powder) form for maximum stability.

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99%+ purity

3rd-party lab tested

Made in the USA

Tested For

99.9% Purity Research Grade COA Verified Third-Party Tested

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10–24 Vialsadditional 15% off

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$99.00

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Certificate of Analysis — Lot IGF-1-426

HPLC + Mass Spec · Verified by Bioviridian · Tested July 8, 2026

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99.9% purity

HPLC verified

Non-China sourced

US synthesis

10+ years

supplying researchers

Batch Verification — Lot IGF-1-426

Independent third-party testing, published per lot before sale

CURRENT LOT ON HAND

Purity (HPLC)

99.9%

Method: RP-HPLC

Identity

IGF1-LR3

Mass spec confirmed

Endotoxin

Conforms

<USP85> method

Net Content

1.09mg

± 0.05mg tolerance

Tested at Bioviridian · Report #COA6016 · Reissued each lot

Why researchers order from us

Every batch is independently tested before it ships, and the paperwork is public — not just a badge on the page.

99% purity on every batch

Verified by RP-HPLC and mass spectrometry against a reference standard prior to release.

Independent lab testing

Analyzed by a third-party laboratory with no ownership stake in the results. Full reports linked per lot.

Manufactured in the USA

Synthesized and lyophilized in a domestic facility operating under cGMP-aligned quality practices.

Fast Shipping

Choose from multiple shipping options designed to meet your needs, with delivery available in as little as 2–5 business days.

USA-Based Support

Our USA-based support team is here to help with responsive phone and email support whenever you need assistance.

Secure Packaging

Every order is carefully packaged to help protect your products in transit and ensure they arrive securely and ready for research use.

IGF-LR3 is a research-grade formulation of Long R3 Insulin-like Growth Factor-1 (IGF-1 LR3), a modified analogue of the naturally occurring insulin-like growth factor involved in cellular signaling pathways. Researchers use IGF-LR3 to investigate growth factor activity, receptor interactions, and molecular mechanisms related to IGF signaling.

Furthermore, scientists study IGF-LR3 to better understand its interaction with IGF-1 receptors and its role in cellular processes, including signal transduction, protein regulation, and pathways associated with cell growth and differentiation in controlled laboratory environments.

Additionally, researchers examine IGF-LR3 in experimental models to explore growth factor biology, peptide-receptor interactions, and the effects of structural modifications on biological activity. These studies help advance understanding of IGF-related pathways and their involvement in cellular regulation.

Finally, each batch of IGF-LR3 – 1mg undergoes rigorous laboratory testing to ensure purity, quality, and consistency. Researchers rely on this product for controlled experiments and reproducible results, and it is strictly intended for research purposes only.

For Research Use Onl

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Lot IGF-1-426

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