Vendors

Alpha Biologix vs Core Peptides Direct

Across the 36 products both vendors stock, Alpha Biologix has the lower effective price per mg on 2 and Core Peptides Direct on 34. Alpha Biologix lists 77 tracked listings across 39 products; Core Peptides Direct lists 70 across 50. 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.

Alpha Biologix

Alpha Biologix is a research-peptide vendor that lists 70 injectable peptides, including SS-31, Epitalon and Tesamorelin.

Price vs market median
150% above market
Tracked catalog
39 products · $$$
Cheaper on
2 of 36 shared
COA coverage
None found
Visit Alpha Biologix
Core Peptides Direct

Core Peptides Direct is a research-peptide vendor that lists 67 injectable peptides, including BPC-157, 5-Amino-1MQ and NAD+.

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

Vendor facts

Detail
Alpha Biologix
Core Peptides Direct
Sells
70 vials
67 vials
Tracked listings
77 across 39 products
70 across 50 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
Alpha Biologix
Core Peptides Direct
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
Alpha Biologix
Core Peptides Direct
5-Amino-1MQ
$12.50
$0.86
BPC-157
$12.50
$1.95
DSIP
$20.75
$7.60
Epitalon
$2.50
$5
FOXO4-DRI
$62.50
$13
GHK-Cu
$1.25
$0.40
Ipamorelin
$12.50
$5.30
KPV
$12.50
$4.30
Melanotan II
$12.50
$3.30
MOTS-c
$6.25
$2.12
NAD+
$0.25
$0.06
Pinealon
$12.50
$2.95
PT-141
$12.50
$3.30
Retatrutide
$18
$3.75
Selank
$12.50
$2.10
Semax
$5.17
$1.83
SS-31
$1.90
$2.56
TB-500
$12.50
$5
Tesamorelin
$12.50
$6.90
Tirzepatide
$15
$2.98
AOD-9604
$12.50
$11
ARA-290
$7.81
$4.90

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 Alpha Biologix

3 products the other vendor does not list

Only at Core Peptides Direct

14 products the other vendor does not list

6 more on the Core Peptides Direct page

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

Questions

Is Alpha Biologix cheaper than Core Peptides Direct?
On the 36 products both vendors stock, Alpha Biologix has the lower effective price per mg on 2 and Core Peptides Direct on 34. 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?
Alpha Biologix: none found. Core Peptides Direct: 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?
Alpha Biologix has 39 priced products in the current index and Core Peptides Direct has 50, 36 of which appear on both catalogs. 3 products are listed only by Alpha Biologix and 14 only by Core Peptides Direct.

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