Licensed Peptides Discount Code: PROFPEPTIDE — Save 5%

Use code PROFPEPTIDE at Licensed Peptides to save 5% on your order. The Licensed Peptides coupon code is verified as of September 2026 and gives you a 5% discount at checkout.

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✓ Verified Sep 2026

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Licensed Peptides (licensedpeptides.com) is a US research-peptide supplier based in Boca Raton, Florida, whose catalog spans single-compound peptides, peptide blends, and peptide capsules, organized by research area. Popular compounds by research area:

Metabolic & GLP: Retatrutide (LP3-R), Tirzepatide (LP2-T), MOTS-C
Healing & Tissue Repair: BPC-157, TB-500
GH Secretagogues: Tesamorelin, Ipamorelin, Sermorelin, IGF-1 LR3
Pigmentation & Skin: GHK-Cu
Longevity: Epitalon, NAD+

Licensed Peptides states a 99%+ purity standard, and publishes batch-specific Certificates of Analysis issued by Vanguard Laboratory (Olympia, WA; A2LA Certificate #6377.01.01, ISO/IEC 17025:2017-accredited). Each report verifies chromatographic purity and quantity by HPLC-UV/VIS, with heavy-metal (ICP-MS), endotoxin (LAL), and sterility (USP <71>) screening; recent batch reports additionally carry residual-solvent (GC-MS) and trifluoroacetic-acid (ion chromatography) panels. A COA is published on each product page and in a public purity-reports library.

Licensed Peptides says it synthesizes its compounds in GMP-certified US facilities; it prices in US dollars and offers free FedEx shipping on orders over $200 with same-day US fulfillment. All products are sold for laboratory and research use only.

Frequently Asked Questions

What peptides does Licensed Peptides carry?

Licensed Peptides carries single-compound peptides, peptide blends, and peptide capsules across metabolic, healing, growth-hormone, longevity, and pigmentation research areas. Its catalog includes the GLP metabolic line — Retatrutide (LP3-R) and Tirzepatide (LP2-T) — plus MOTS-C, BPC-157, TB-500, Tesamorelin, Ipamorelin, Sermorelin, IGF-1 LR3, Epitalon, NAD+, and GHK-Cu, alongside its own branded blends.

Does Licensed Peptides have a coupon code?

Yes. Use code PROFPEPTIDE at checkout to save 5% on your Licensed Peptides order. This code is verified and maintained by Prof. Peptide.

How do I use the Licensed Peptides discount code?

Add your items to cart at licensedpeptides.com, proceed to checkout, and enter PROFPEPTIDE in the discount code field. The 5% discount will be applied to your order total.

How does Licensed Peptides test its peptides?

Licensed Peptides publishes batch-specific Certificates of Analysis issued by Vanguard Laboratory of Olympia, WA (A2LA Certificate #6377.01.01, ISO/IEC 17025:2017-accredited). Each COA verifies chromatographic purity and quantity by HPLC-UV/VIS (99%+ stated) plus heavy metals (ICP-MS), endotoxin (LAL), and sterility (USP <71>); recent batch reports also add residual solvents (GC-MS) and trifluoroacetic acid (ion chromatography). Reports are signed by the lab's director and linked on each product page.

What are LP3-R and LP2-T?

Licensed Peptides lists its GLP metabolic peptides under coded names. LP3-R (labeled GLP-3 R on the COA) is Retatrutide, CAS 2381089-83-2; LP2-T (GLP-2 T) is Tirzepatide, CAS 2023788-19-2. The Vanguard Certificates of Analysis identify the compounds by name — the GLP-3 R report's chromatogram peak is labeled Retatrutide and the GLP-2 T report's is labeled Tirzepatide.

Does Licensed Peptides offer free shipping?

Yes. Licensed Peptides offers free FedEx shipping on orders over $200, with same-day US fulfillment. All products are for laboratory and research use only.

Affiliate disclosure: Prof. Peptide is independently operated and may earn affiliate commissions when you use our discount codes or buy through our links, at no additional cost to you. Affiliate relationships never determine vendor inclusion, ranking, verification, or our editorial conclusions.