Vendors

Peptides Exchange vs Peptides Greyhouse

Across the 31 products both vendors stock, Peptides Exchange has the lower effective price per mg on 29 and Peptides Greyhouse on 2. Peptides Exchange lists 47 tracked listings across 32 products; Peptides Greyhouse lists 94 across 62. 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.

Peptides Exchange

Peptides Exchange is a research-peptide vendor that lists 46 injectable peptides, including Ipamorelin, Tirzepatide and Retatrutide.

Price vs market median
63% below market
Tracked catalog
32 products · $
Cheaper on
29 of 31 shared
COA coverage
None found
Visit Peptides Exchange
Peptides Greyhouse

Peptides Greyhouse is a research-peptide vendor that lists 92 injectable peptides, including Selank, Semax and Epitalon.

Price vs market median
8% above market
Tracked catalog
62 products · $$$
Cheaper on
2 of 31 shared
COA coverage
None found
Visit Peptides Greyhouse

Vendor facts

Detail
Peptides Exchange
Peptides Greyhouse
Sells
46 vials
92 vials
Tracked listings
47 across 32 products
94 across 62 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
Peptides Exchange
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

31 products both stock
Product
Peptides Exchange
Peptides Greyhouse
5-Amino-1MQ
$0.50
$4.60
BPC-157
$1.70
$8
DSIP
$2
$7.50
Epitalon
$0.84
$2.50
GHK-Cu
$0.18
$0.88
Ipamorelin
$2.20
$5.50
KPV
$1.90
$8.10
Melanotan II
$1.30
$3.40
MOTS-c
$1.20
$8.50
NAD+
$0.03
$0.27
Pinealon
$1.25
$2.25
PT-141
$1.90
$3.90
Retatrutide
$1.40
$12.67
Selank
$2
$1.90
Semax
$2
$2.40
SS-31
$1.38
$4.67
TB-500
$3.80
$12.40
Tesamorelin
$3.90
$9.45
Tirzepatide
$0.95
$11.83
Adamax
$3
$7.50
AOD-9604
$3.70
$8.50
Cartalax
$1.50
$2.25

Showing 24 of 31 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 Peptides Exchange

1 product the other vendor does not list

Only at Peptides Greyhouse

31 products the other vendor does not list

23 more on the Peptides Greyhouse page

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

Questions

Is Peptides Exchange cheaper than Peptides Greyhouse?
On the 31 products both vendors stock, Peptides Exchange has the lower effective price per mg on 29 and Peptides Greyhouse on 2. 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?
Peptides Exchange: 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?
Peptides Exchange has 32 priced products in the current index and Peptides Greyhouse has 62, 31 of which appear on both catalogs. 1 product are listed only by Peptides Exchange and 31 only by Peptides Greyhouse.

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