Vendors

Alpha Biologix vs Peptides Greyhouse

Across the 35 products both vendors stock, Alpha Biologix has the lower effective price per mg on 4 and Peptides Greyhouse on 30, and 1 prices the same to the cent. Alpha Biologix lists 51 tracked listings across 38 products; Peptides Greyhouse lists 93 across 63. 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 51 injectable peptides, including Epitalon, SS-31 and Tesamorelin.

Price vs market median
127% above market
Tracked catalog
38 products · $$$
Cheaper on
4 of 35 shared
COA coverage
None found
Visit Alpha Biologix
Peptides Greyhouse

Peptides Greyhouse is a research-peptide vendor that lists 93 injectable peptides, including Selank, Semax and Epitalon.

Price vs market median
7% above market
Tracked catalog
63 products · $$$
Cheaper on
30 of 35 shared
COA coverage
None found
Visit Peptides Greyhouse

Vendor facts

Detail
Alpha Biologix
Peptides Greyhouse
Sells
51 vials
93 vials
Tracked listings
51 across 38 products
93 across 63 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
Peptides Greyhouse
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

35 products both stock
Product
Alpha Biologix
Peptides Greyhouse
5-Amino-1MQ
$12.50
$4.60
BPC-157
$12.50
$8
DSIP
$20.75
$7.50
Epitalon
$2.50
$2.50
FOXO4-DRI
$62.50
$27.60
GHK-Cu
$1.25
$0.88
Ipamorelin
$12.50
$5.50
KPV
$12.50
$8.10
Melanotan II
$12.50
$3.40
MOTS-c
$6.25
$8.50
NAD+
$0.25
$0.27
Pinealon
$12.50
$2.25
PT-141
$12.50
$3.90
Selank
$12.50
$1.90
Semax
$12.50
$2.40
SS-31
$9.50
$4.67
TB-500
$12.50
$12.40
Tesamorelin
$12.50
$9.45
Thymosin Alpha-1
$12.50
$10.50
Tirzepatide
$15
$11.83
AOD-9604
$12.50
$8.50
ARA-290
$7.81
$5

Showing 24 of 35 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 Peptides Greyhouse

28 products the other vendor does not list

20 more on the Peptides Greyhouse page

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

Questions

Is Alpha Biologix cheaper than Peptides Greyhouse?
On the 35 products both vendors stock, Alpha Biologix has the lower effective price per mg on 4 and Peptides Greyhouse on 30, with 1 priced the same to the cent. 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. Peptides Greyhouse: 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 38 priced products in the current index and Peptides Greyhouse has 63, 35 of which appear on both catalogs. 3 products are listed only by Alpha Biologix and 28 only by Peptides Greyhouse.

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Market tape