Vendors

Peptides Greyhouse vs RUO.bio

Across the 43 products both vendors stock, Peptides Greyhouse has the lower effective price per mg on 7 and RUO.bio on 36. Peptides Greyhouse lists 94 tracked listings across 62 products; RUO.bio lists 73 across 49. 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 92 injectable peptides, including Selank, Semax and Epitalon.

Price vs market median
8% above market
Tracked catalog
62 products · $$$
Cheaper on
7 of 43 shared
COA coverage
None found
Visit Peptides Greyhouse
RUO.bio

RUO.bio is a US research-peptide vendor based in Wyoming that lists 61 injectable peptides, including FOXO4-DRI, NAD+ and Pinealon.

Price vs market median
27% below market
Tracked catalog
49 products · $
Cheaper on
36 of 43 shared
COA coverage
None found
Visit RUO.bio

Vendor facts

Detail
Peptides Greyhouse
RUO.bio
Sells
92 vials
61 vials
Location
—
Wyoming, US
Payment
—
card, ach, wire, crypto
Storefront
—
WooCommerce
Tracked by us since
—
Jul 2026
Tracked listings
94 across 62 products
73 across 49 products

Dashes mark facts we have not recorded yet. Vendor-stated details come from each storefront and can change without notice. Facts for RUO.bio were extracted from the vendor's site and not yet reviewed by us.

Certificates on file

Detail
Peptides Greyhouse
RUO.bio
COA coverage
None found
None found
Certificates
0 current
0 current
Labs
—
—
Newest test date
—
—
Third-party tested claim
—
—

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

43 products both stock
Product
Peptides Greyhouse
RUO.bio
5-Amino-1MQ
$4.60
$1.44
DSIP
$7.50
$5.20
Epitalon
$2.50
$3.80
FOXO4-DRI
$27.60
$10
GHK-Cu
$0.88
$0.38
Ipamorelin
$5.50
$5.20
KPV
$8.10
$5.60
Melanotan II
$3.40
$2.80
MOTS-c
$8.50
$3.60
NAD+
$0.27
$0.08
Pinealon
$2.25
$2
PT-141
$3.90
$3.60
Selank
$1.90
$4
Semax
$2.40
$4
TB-500
$12.40
$4.80
Tesamorelin
$9.45
$8.40
Thymosin Alpha-1
$10.50
$8.40
Tirzepatide
$11.83
$3
Adamax
$7.50
$9.60
AICAR
$0.96
$0.76
AOD-9604
$8.50
$7.60

Showing 24 of 43 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 Greyhouse

19 products the other vendor does not list

11 more on the Peptides Greyhouse page

Only at RUO.bio

6 products the other vendor does not list

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

Questions

Is Peptides Greyhouse cheaper than RUO.bio?
On the 43 products both vendors stock, Peptides Greyhouse has the lower effective price per mg on 7 and RUO.bio on 36. 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. RUO.bio: 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.
How do shipping and payment differ between Peptides Greyhouse and RUO.bio?
Peptides Greyhouse: we have not recorded shipping or payment details yet. RUO.bio: accepts card, ach, wire, crypto. Details come from each vendor's own site and can change without notice; check the storefront before ordering.

Keep looking

Market tape