Peptide Referee

IGF-1 LR3: research, legal status and who sells it

This page is information, not medical advice. IGF-1 LR3 is not approved as a medicine in the markets below unless stated. We don't publish dosing or usage instructions.

Also known as
Long R3 IGF-I
Category
Synthetic analogue of insulin-like growth factor 1
Evidence level
Preclinical (lab and animal studies)
Price range
$23.60/mg to $270.00/mg, median $70.80/mg across 51 vendors (compare)
Our lab tests
None yet (how testing will work)
WhereStatus
United StatesNo FDA-approved drug contains IGF-1 LR3 [1].
United KingdomNo UK-licensed medicine containing IGF-1 LR3 appears in the MHRA products database [2].
European UnionNo medicine containing IGF-1 LR3 is authorized in the EU, according to EMA's central and Article 57 product data [3][4].
CanadaNo product containing IGF-1 LR3 appears in Health Canada's Drug Product Database [5].
AustraliaNot named individually; Australia's Poisons Standard lists insulin-like growth factors in Schedule 4, with possession without authority prohibited under Appendix D [6].
Sport (WADA)IGF-1 and its analogues are prohibited at all times under S2 [7].
 Summaries of official sources, checked —. Rules change; follow the source links. Not legal advice.

We haven't published a full overview of IGF-1 LR3 yet. The legal status table and live prices on this page are current.

IGF-1 LR3 prices: cheapest listings

The five lowest $/mg listings out of 59. See all IGF-1 LR3 prices

Vendor Transparency Product Size Price $/mg vs median Stock Vendor's page
Chimera Peptides 27/100 IGF-1 LR3 1 mg × 10 $236 $23.60/mg −67% In stock View
Bulk Peptide Supply 57/100* IGF-1-LR3 1 mg 1 mg $30 $30.00/mg −58% In stock View
Bulk Peptide Wholesale 45/100* IGF-1-LR3 1 mg (10 vials) 1 mg × 10 $300 $30.00/mg −58% In stock View
Bulk Peptide Supply 57/100* IGF-1-LR3 1 mg (10 vials) 1 mg × 10 $325 $32.50/mg −54% In stock View
Iron Aminos 40/100* IGF-1 LR3 1MG 1 mg × 10 $340 $34.00/mg −52% In stock View

Prices come from each vendor's public product feed and were last fetched Oct 15, 2026. They exclude shipping and discounts. $/mg uses the labeled amount, not measured content. A transparency score marked * is based on fewer than six checks; checks we couldn't complete score 0. How we compare prices.

Sources

  1. Drugs@FDA: FDA-Approved Drugs (database searched by active ingredient). U.S. Food and Drug Administration. Accessed Oct 14, 2026
  2. MHRA Products: licensed-medicine search for "mecasermin". Medicines and Healthcare products Regulatory Agency (UK). Accessed Oct 14, 2026
  3. EMA medicines data: centrally authorised human medicines (export of 14 October 2026). European Medicines Agency. Accessed Oct 14, 2026
  4. EMA Article 57 product data: medicines authorised in the EU/EEA (data as of 9 October 2026). European Medicines Agency. Accessed Oct 14, 2026
  5. Drug Product Database online query (searched by active ingredient). Health Canada. Accessed Oct 14, 2026
  6. Therapeutic Goods (Poisons Standard—October 2026) Instrument 2026 (F2026L01327, registered 30 September 2026). Federal Register of Legislation, Australian Government. Accessed Oct 14, 2026
  7. World Anti-Doping Code International Standard: Prohibited List 2026 (in force 1 January 2026). World Anti-Doping Agency. Accessed Oct 14, 2026