Vendors

Core Peptides Direct vs Pacific Research Peptides

Across the 36 products both vendors stock, Core Peptides Direct has the lower effective price per mg on 31 and Pacific Research Peptides on 5. Core Peptides Direct lists 69 tracked listings across 51 products; Pacific Research Peptides lists 40 across 40. On certificates of analysis both show none found COA coverage of the in-stock products we track. 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.

Core Peptides Direct

Core Peptides Direct is a research-peptide vendor that lists 68 injectable peptides, including BPC-157, 5-Amino-1MQ and NAD+.

Price vs market median
18% below market
Tracked catalog
51 products · $
Cheaper on
31 of 36 shared
COA coverage
None found
Visit Core Peptides Direct
Pacific Research Peptides

Pacific Research Peptides is a research-peptide vendor that lists 40 injectable peptides, including 5-Amino-1MQ, Retatrutide and Selank.

Price vs market median
29% above market
Tracked catalog
40 products · $$$
Cheaper on
5 of 36 shared
COA coverage
None found
Visit Pacific Research Peptides

Vendor facts

Detail
Core Peptides Direct
Pacific Research Peptides
Sells
68 vials
40 vials
Tracked listings
69 across 51 products
40 across 40 products

Dashes mark facts we have not recorded yet. Vendor-stated details come from each storefront and can change without notice.

Certificates on file

Detail
Core Peptides Direct
Pacific Research Peptides
COA coverage
None found
None found
Certificates
0 current
0 current
Labs
—
—
Newest test date
—
—

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

36 products both stock
Product
Core Peptides Direct
Pacific Research Peptides
5-Amino-1MQ
$0.86
$1.36
BPC-157
$1.95
$5.90
DSIP
$6
$5.27
Epitalon
$4.30
$2.38
GHK-Cu
$0.35
$0.99
Ipamorelin
$4.60
$7.90
KPV
$4.30
$5.90
Melanotan II
$3.30
$5.90
MOTS-c
$2.12
$3.48
NAD+
$0.06
$0.14
Pinealon
$2.95
$7.90
PT-141
$3.30
$5.90
Retatrutide
$3.98
$6.45
Selank
$2.10
$4.40
Semax
$1.83
$5.90
SS-31
$2.56
$7.90
TB-500
$5
$6.90
Tesamorelin
$6.90
$8.90
Tirzepatide
$3.23
$5.95
AOD-9604
$11
$10.60
ARA-290
$4.90
$7.90
Cagrilintide
$6.40
$12.90
Cerebrolysin
$0.77
$0.98

Showing 24 of 36 shared products; both full catalogs sit on the vendor pages. 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 Core Peptides Direct

15 products the other vendor does not list

7 more on the Core Peptides Direct page

Only at Pacific Research Peptides

4 products the other vendor does not list

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

Questions

Is Core Peptides Direct cheaper than Pacific Research Peptides?
On the 36 products both vendors stock, Core Peptides Direct has the lower effective price per mg on 31 and Pacific Research 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?
Core Peptides Direct: none found. Pacific Research Peptides: none found. 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.
What does each vendor carry?
Core Peptides Direct has 51 priced products in the current index and Pacific Research Peptides has 40, 36 of which appear on both catalogs. 15 products are listed only by Core Peptides Direct and 4 only by Pacific Research Peptides.

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