Growth Hormone / IGF-1 Axis · price comparison
Where to Buy IGF-1 LR3: Cheapest Vendor in 2026
IGF-1 LR3 pricing across every research peptide vendor we track, ranked by price per mg. Prices change often, so check the vendor before you buy. The cheapest source we track is ResearchChemHQ at $49.99/mg.
IGF-1 LR3 vendor ranking: cheapest first
Research profile
Mechanism, dosing, half-life, peer-reviewed studies for IGF-1 LR3.
Coupon codes
Every active vendor coupon for IGF-1 LR3, click-to-copy.
Reconstitution calculator
Vial size + BAC water → concentration, syringe units, doses per vial.
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What is IGF-1 LR3?
IGF-1 LR3 (Long R3 IGF-1) is a synthetic analog of human insulin-like growth factor 1 modified at two positions to dramatically extend its serum half-life and amplify its tissue bioactivity compared to native IGF-1. The "LR3" designation describes the two key modifications: "L" (Long): A 13-amino-acid N-terminal extension peptide added to the native 70-amino-acid IGF-1 sequence "R3": An arginine… Read the full IGF-1 LR3 research profile
Buying IGF-1 LR3: FAQ
Where can I buy IGF-1 LR3 online?
IGF-1 LR3 has 3 in-stock listings from research peptide vendors tracked on BodyHackGuide. The cheapest current price per mg is ResearchChemHQ at $49.99/mg. Tap any "Buy" button on this page to go directly to the vendor's product page.
What's the cheapest price for IGF-1 LR3?
The lowest price per mg we track comes from ResearchChemHQ at $49.99/mg ($49.99 for 1mg). Prices change often, so check the vendor before you buy.
Is buying IGF-1 LR3 online safe?
Vendor safety varies. BodyHackGuide scores every vendor on a 0-100 Trust Score (COA verification, payment transparency, community feedback, shipping practices). This page ranks listings by price per mg, not by score, so check each vendor's score breakdown on its BodyHackGuide profile before you buy.
Do I need a prescription for IGF-1 LR3?
IGF-1 LR3 is sold for research-use-only by the vendors on this page; no prescription required for research purchases. None of these vendors sell IGF-1 LR3 for human consumption, and BodyHackGuide doesn't promote off-label use. Always consult a licensed practitioner before any compound enters a clinical context.
Affiliate disclosure. Vendor rankings are based on price per mg from the listings we track. We don't accept payment for editorial placement. See our full affiliate disclosure .
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