IGF-1 LR3 1mg

IGF-1 LR3 is a long-acting IGF-1 analogue widely referenced in cell-growth and proliferation research. Available in 1mg, supplied as a lyophilised powder for laboratory research use only.

$170

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IGF-1 LR3 1mg Australia | Growth Hormone Research Peptide

IGF-1 LR3 is one of the most widely used growth factor analogues in cell-culture research. A modified, 83-amino-acid version of insulin-like growth factor 1 (IGF-1), engineered to stay active for longer than the natural form, it is cited across a substantial body of scientific literature — making it one of the most researched growth factor peptides available in Australia, particularly in cell-growth and proliferation research models.

IGF-1 LR3 is available in 1mg, supplied as a lyophilised powder for laboratory research.

What Is IGF-1 LR3?

IGF-1 LR3 is a synthetic analogue of IGF-1 with a short extension and a single amino-acid change that greatly reduce its binding to IGF-binding proteins, the proteins that normally limit IGF-1’s activity. In published literature it is studied for its role in cell growth and proliferation, and it is widely used as a supplement in cell-culture work, which makes it a common subject across academic and preclinical studies.

IGF-1 LR3 Research Background

Interest in IGF-1 LR3 spans several active areas of research: cell-culture and proliferation models, IGF-1 receptor signalling and growth factor studies. It is often discussed alongside the growth hormone axis, which regulates natural IGF-1 production. Findings remain within a research context, and IGF-1 LR3 continues to be studied as work in this area develops.

IGF-1 LR3 Specifications

Peptide IGF-1 LR3
Strength 1mg
Form Lyophilised powder
Storage 2–8°C

Quality & Testing

Pureform Labs is committed to independent, third-party analysis of its research peptides for identity and purity. Certificates of Analysis (COAs) for our tested products are published on our Lab Results page. Testing documentation for IGF-1 LR3 will be added there once completed.

Ordering IGF-1 LR3 in Australia

IGF-1 LR3 is held in local Australian stock and dispatched the same business day on orders placed and paid before 1pm AEST, Monday to Friday, with tracked delivery nationwide. On arrival, store the lyophilised powder refrigerated, away from light, to maintain stability.

Related Research Peptides

Researchers working with IGF-1 LR3 often also look at Tesamorelin, Ipamorelin and CJC-1295 + Ipamorelin, studied in related growth hormone-axis research. Browse the full range of research peptides in Australia on our shop page.


Research use only. This product is intended strictly for laboratory research use. It is not for human or animal consumption, and not for diagnostic or therapeutic use. Nothing on this page constitutes medical advice or a therapeutic claim, and no statement here should be taken as describing an effect of IGF-1 LR3 in humans.

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