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Partner spotlight
31 compounds in stock, 114 of their 114 listings backed by a published COA, and 10% off with code PEPLOOKUP. See how their live prices compare with every other supplier on their profile.
31
Compounds in stock
114
Listings tracked
114
Listings with COAs
Partner discount
10% off
The directory
90 listed
PepLookup Community · Hosted on Skool
A free forum for researchers to learn peptide science, interpret certificates of analysis, review published studies and compare verified suppliers.
Licensed Peptides is a U.S. research peptide supplier offering 99%+ purity, HPLC/MS testing, batch-specific COAs and same-day shipping.
Exclusive Licensed Peptides offer
5% off with coupon
Before you order
Product catalog
$3.70/mg · seen 9d ago
$4.37/mg · seen 9d ago
$0.55/mg · seen 9d ago
$1.42/mg · seen 9d ago
$1.27/mg · seen 9d ago
$1.19/mg · seen 9d ago
$1.29/mg · seen 9d ago
$2.75/mg · seen 9d ago
$3.70/mg · seen 9d ago
No COA reports published for Licensed Peptides yet.
Overview
Licensed Peptides is a research peptide supplier based in the United States, established in 2025 and listed in the PepLookup directory. PepLookup reads prices directly from Licensed Peptides' own product pages and converts each one to cost per milligram, so a single vial and a multi-vial kit can be compared fairly against every other supplier we track. Each listing shows its stock status and when its price was last checked. The brand name is not a regulatory licence, and PepLookup does not verify business licences. At the time of writing, Licensed Peptides has no certificates of analysis on file with us, so its purity claims cannot be checked here. PepLookup does not sell its products: every order is placed on the supplier's own site, and all products are sold for laboratory research use only.
Highlights
Researchers who shortlist Licensed Peptides usually weigh a few points that can be checked rather than taken on trust. Its catalogue is priced per milligram on PepLookup, so it can be ranked against other suppliers compound by compound. The code peplookup gives 5% off at checkout at the time of writing. Payment options include Visa, Mastercard and American Express. None of this is an endorsement: compare cost per mg, ask for a batch-specific COA, and confirm shipping and terms on the supplier's site before ordering.
Comparison
PepLookup compares Licensed Peptides with every other tracked supplier on cost per milligram rather than headline price, because pack sizes differ. Out-of-stock listings are excluded before ranking, and prices are refreshed regularly. Licensed Peptides is cheaper on some compounds and dearer on others, so the useful comparison is compound by compound. Open any compound's price page to see where Licensed Peptides ranks today, and check whether competing suppliers publish COAs that it does not.
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