Vendors

Peptides Greyhouse vs PeptidesFarma

Across the 16 products both vendors stock, Peptides Greyhouse has the lower effective price per mg on 3 and PeptidesFarma on 13. Peptides Greyhouse lists 93 tracked listings across 63 products; PeptidesFarma lists 32 across 16. 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 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
3 of 16 shared
COA coverage
None found
Visit Peptides Greyhouse
PeptidesFarma

PeptidesFarma is a research-peptide vendor that lists 32 injectable peptides, including Tirzepatide, NAD+ and Semax.

Price vs market median
27% below market
Tracked catalog
16 products · $
Cheaper on
13 of 16 shared
COA coverage
None found
Visit PeptidesFarma

Vendor facts

Detail
Peptides Greyhouse
PeptidesFarma
Sells
93 vials
32 vials
Tracked listings
93 across 63 products
32 across 16 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 Greyhouse
PeptidesFarma
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

16 products both stock
Product
Peptides Greyhouse
PeptidesFarma
BPC-157
$8
$3.90
GHK-Cu
$0.88
$0.39
KPV
$8.10
$3.90
Melanotan II
$3.40
$2.90
MOTS-c
$8.50
$2.48
NAD+
$0.27
$0.06
Retatrutide
$12.67
$3.58
Selank
$1.90
$2.90
Semax
$2.40
$2.90
SS-31
$4.67
$4.40
TB-500
$12.40
$8.80
Tesamorelin
$9.45
$5.45
Tirzepatide
$11.83
$1.82
AOD-9604
$8.50
$8.80
Cagrilintide
$15
$5.40
IGF-LR3
$75
$64

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 Greyhouse

47 products the other vendor does not list

39 more on the Peptides Greyhouse page

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

Questions

Is Peptides Greyhouse cheaper than PeptidesFarma?
On the 16 products both vendors stock, Peptides Greyhouse has the lower effective price per mg on 3 and PeptidesFarma on 13. 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 Greyhouse: none found. PeptidesFarma: 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 Greyhouse has 63 priced products in the current index and PeptidesFarma has 16, 16 of which appear on both catalogs. 47 products are listed only by Peptides Greyhouse and 0 only by PeptidesFarma.

Keep looking

Market tape