5.0
Great product quality according to the reviewer, who reported a positive experience with the order and the service.
Rooni S.
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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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LA Peptides
Main Peptides
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Ventra Sciences
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.
HEEZ Research is a U.S. research peptide supplier offering 99%+ purity, accredited third-party HPLC/MS testing, batch COAs and fast shipping.
Exclusive HEEZ Research offer
15% off with coupon
Before you order
Product catalog
$4.68/mg · seen 1mo ago
$4.68/mg · seen 1mo ago
View COA
$5.61/mg · seen 1mo ago
View COA
$6.80/mg · seen 1mo ago
$5.95/mg · seen 1mo ago
View COA
$1.54/mg · seen 1mo ago
$1.52/mg · seen 1mo ago
$1.96/mg · seen 1mo ago
$5.53/mg · seen 1mo ago
Tested by Accredited third-party laboratory
Overview
HEEZ Research is a U.S.-based research peptide supplier founded in 2026. They use an accredited third-party laboratory for independent HPLC and mass-spectrometry testing with lot-specific published COA documents. Orders dispatch same-day before 3 PM ET via UPS 2nd Day Air or Overnight. They accept Visa, Mastercard, American Express, Google Pay, and Apple Pay.
Highlights
Researchers choose HEEZ Research for their accredited laboratory testing, UPS 2nd Day Air and Overnight shipping, and published lot-specific COA documents. The accreditation reference gives their testing more weight, and the UPS shipping options provide reliable, fast delivery within the U.S.
Comparison
HEEZ Research uses accredited lab testing and offers UPS 2nd Day Air on all orders, faster than the USPS Priority most competitors use. They do not currently list a coupon code. Payment options are broad with five methods accepted. Use the price comparison table above to compare per-mg pricing.
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