Vendors

Precision Research Peptides vs Pure Lab Peptides

Across the 16 products both vendors stock, Precision Research Peptides has the lower effective price per mg on 11 and Pure Lab Peptides on 5. Precision Research Peptides lists 19 tracked listings across 16 products; Pure Lab Peptides lists 87 across 59. On certificates of analysis the in-stock products we track rate none found at Precision Research Peptides and partial at Pure Lab Peptides. Based on the certificates our crawler found; vendors may publish more than we index. These are price and document observations, not quality ratings, and neither vendor is endorsed.

Precision Research Peptides

Precision Research Peptides is a research-peptide vendor that lists 19 injectable peptides, including Retatrutide, Epitalon and GHK-Cu.

Price vs market median
1% above market
Tracked catalog
16 products · $$
Cheaper on
11 of 16 shared
COA coverage
None found
Visit Precision Research Peptides
Pure Lab Peptides

Pure Lab Peptides is a US research-peptide vendor that lists 86 injectable peptides, including Semax, Selank and CJC-1295 (no DAC).

Price vs market median
22% above market
Tracked catalog
59 products · $$$
Cheaper on
5 of 16 shared
COA coverage
Partial
Visit Pure Lab Peptides

Vendor facts

Detail
Precision Research Peptides
Pure Lab Peptides
Sells
19 vials
86 vials
Location
—
US
Ships from
—
United States
In transit
—
up to 2 days
Free over
—
$199
Payment
—
card, zelle, venmo, cashapp
Storefront
—
other
Tracked by us since
—
Aug 2026
Tracked listings
19 across 16 products
87 across 59 products

Dashes mark facts we have not recorded yet. Vendor-stated details come from each storefront and can change without notice. Facts for Pure Lab Peptides were extracted from the vendor's site and not yet reviewed by us.

Certificates on file

Detail
Precision Research Peptides
Pure Lab Peptides
COA coverage
None found
Partial
Certificates
0 current
46 current
Labs
—
7 named, most from BT Labs
Newest test date
—
Sep 19, 2026
Third-party tested claim
—
—

Coverage rates how many of the in-stock products we track have a certificate our pipeline read and matched to a catalog peptide. Based on the certificates our crawler found; vendors may publish more than we index. We do not test products, and a certificate cannot show authenticity, chain of custody or sterility.

Price per mg on shared products

16 products both stock
Product
Precision Research Peptides
Pure Lab Peptides
Epitalon
$1.68
$3.60
GHK-Cu
$0.50
$1
Ipamorelin
$6.29
$6
MOTS-c
$6.90
$8.75
NAD+
$0.13
$0.32
PT-141
$4.68
$4.50
Retatrutide
$2.88
$13
SS-31
$6.72
$5
TB-500
$8.33
$12
Tesamorelin
$8.50
$10
Tirzepatide
$4.75
$13.33
AOD-9604
$12
$10
IGF-LR3
$75.65
$89.99
Semaglutide
$6.50
$13
Sermorelin
$8.33
$8

The lower price of each pair is highlighted. Prices are the cheapest in-stock listing we track for that product, per mg after any public discount code, and they move daily.

Carried by one vendor only

Only at Pure Lab Peptides

43 products the other vendor does not list

35 more on the Pure Lab Peptides page

Prices shown are per mg for the cheapest in-stock listing we track.

Questions

Is Precision Research Peptides cheaper than Pure Lab Peptides?
On the 16 products both vendors stock, Precision Research Peptides has the lower effective price per mg on 11 and Pure Lab Peptides on 5. Each side uses the cheapest in-stock listing we track for that product, after any public discount code, and prices change often.
How much COA coverage does each vendor have?
Precision Research Peptides: none found. Pure Lab Peptides: partial, newest test dated 2026-09-19. Based on the certificates our crawler found; vendors may publish more than we index. We do not test products ourselves, and a certificate cannot prove authenticity or sterility.
How do shipping and payment differ between Precision Research Peptides and Pure Lab Peptides?
Precision Research Peptides: we have not recorded shipping or payment details yet. Pure Lab Peptides: ships from United States, accepts card, zelle, venmo, cashapp. Details come from each vendor's own site and can change without notice; check the storefront before ordering.

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