5.0
Great pricing combined with very fast shipping, and the reviewer reported a positive experience with the order overall.
JCruz Gonzalez
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Research Use Only. Products listed are not for human or animal consumption. Statements have not been evaluated by the FDA.View full disclaimers →
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
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ZC LabsPepLookup Community · Hosted on Skool
A free forum for researchers to learn peptide science, interpret certificates of analysis, review published studies and compare verified suppliers.
RIVN Research is a U.S. research peptide supplier offering ≥99% purity, independent HPLC/LC-MS testing, batch COAs and U.S. fulfillment.
Exclusive RIVN Research offer
15% off with coupon
Before you order
Product catalog
$2.12/mg · seen 1mo ago
View COA
$4.25/mg · seen 1mo ago
View COA
$1.43/mg · seen 1mo ago
$4.25/mg · seen 1mo ago
View COA
$4.25/mg · seen 1mo ago
View COA
$5.52/mg · seen 1mo ago
View COA
$4.25/mg · seen 1mo ago
$8.50/mg · seen 1mo ago
View COA
$5.95/mg · seen 1mo ago
View COATested by Freedom Diagnostics
Overview
RIVN Research is a U.S.-based research peptide supplier founded in 2026, offering third-party tested compounds with 99%+ purity and batch COAs. Their testing is performed by Freedom Diagnostics, providing named laboratory accountability. Same or next-business-day shipping means most U.S. orders arrive within 3 business days. They accept Visa, American Express, Discover, and other debit/credit cards.
Highlights
Researchers choose RIVN Research for their transparency in naming Freedom Diagnostics as their testing laboratory, a level of disclosure many competitors do not provide. With 99%+ purity and batch COAs, researchers can verify compound quality with confidence. Fast domestic fulfillment and broad card payment acceptance make ordering straightforward.
Comparison
RIVN Research stands out by naming their testing lab (Freedom Diagnostics), while most competitors only reference generic "third-party" testing. Their 3-business-day typical delivery is competitive with industry standards. Compare their per-mg pricing on peplookup.com against other suppliers to determine whether their transparency and speed provide the best value for your research.
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