Vendors

MNM Compounds vs Peptides Greyhouse

Across the 22 products both vendors stock, MNM Compounds has the lower effective price per mg on 11 and Peptides Greyhouse on 11. MNM Compounds lists 35 tracked listings across 23 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.

MNM Compounds

MNM Compounds is a research-peptide vendor that lists 35 injectable peptides, including Retatrutide, FOXO4-DRI and MOTS-c.

Price vs market median
27% above market
Tracked catalog
23 products · $$$
Cheaper on
11 of 22 shared
COA coverage
None found
Visit MNM Compounds
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
11 of 22 shared
COA coverage
None found
Visit Peptides Greyhouse

Vendor facts

Detail
MNM Compounds
Peptides Greyhouse
Sells
35 vials
93 vials
Tracked listings
35 across 23 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
MNM Compounds
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

22 products both stock
Product
MNM Compounds
Peptides Greyhouse
5-Amino-1MQ
$2.22
$4.60
BPC-157
$6.49
$8
DSIP
$5.33
$7.50
FOXO4-DRI
$16.09
$27.60
GHK-Cu
$0.70
$0.88
Ipamorelin
$6.99
$5.50
Melanotan II
$5.99
$3.40
MOTS-c
$3.02
$8.50
NAD+
$0.16
$0.27
PT-141
$6.99
$3.90
Retatrutide
$5.03
$12.67
Selank
$4.49
$1.90
Semax
$4.49
$2.40
TB-500
$10.49
$12.40
Tesamorelin
$7.04
$9.45
Thymosin Alpha-1
$9.99
$10.50
GHRP-6
$8.99
$2.25
IGF-LR3
$79.88
$75
Sermorelin
$8.99
$7.50
SLU-PP-332
$19.98
$9

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 MNM Compounds

1 product the other vendor does not list

Only at Peptides Greyhouse

41 products the other vendor does not list

33 more on the Peptides Greyhouse page

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

Questions

Is MNM Compounds cheaper than Peptides Greyhouse?
On the 22 products both vendors stock, MNM Compounds has the lower effective price per mg on 11 and Peptides Greyhouse on 11. 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?
MNM Compounds: 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?
MNM Compounds has 23 priced products in the current index and Peptides Greyhouse has 63, 22 of which appear on both catalogs. 1 product are listed only by MNM Compounds and 41 only by Peptides Greyhouse.

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Market tape