Vendors

aminowell vs peptira

Across the 25 products both vendors stock, aminowell has the lower effective price per mg on 13 and peptira on 12. aminowell lists 65 tracked listings across 27 products; peptira lists 61 across 40. On certificates of analysis the in-stock products we track rate none found at aminowell and partial at peptira. 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.

aminowell

aminowell is a US research-peptide vendor that lists 37 injectable peptides, including NAD+, GHK-Cu and TB-500.

Price vs market median
13% below market
Tracked catalog
27 products · $
Cheaper on
13 of 25 shared
COA coverage
None found
Visit aminowell
peptira

peptira is a US research-peptide vendor based in Chadron, NE that lists 51 injectable peptides, including TB-500, SS-31 and FOXO4-DRI.

Price vs market median
6% above market
Tracked catalog
40 products · $$$
Cheaper on
12 of 25 shared
COA coverage
Partial
Visit peptira

Vendor facts

Detail
aminowell
peptira
Sells
37 vials
51 vials
Location
US
Chadron, NE, US
Ships worldwide
Yes
Free over
$250
$250
Storefront
woocommerce
woocommerce
Tracked by us since
Jul 2026
Jul 2026
Tracked listings
65 across 27 products
61 across 40 products

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

Certificates on file

Detail
aminowell
peptira
COA coverage
None found
Partial
Certificates
0 current
32 current
Labs
1 named, most from Freedom Diagnostics
Newest test date
Jul 3, 2026
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

25 products both stock
Product
aminowell
peptira
5-Amino-1MQ
$1.59
$2.58
BPC-157
$4.80
$4.90
Epitalon
$23.60
$4.90
GHK-Cu
$0.64
$0.59
Ipamorelin
$4.10
$6.90
KPV
$4.80
$4.90
Melanotan II
$1.36
$3.90
MOTS-c
$8.20
$3.48
NAD+
$0.09
$0.11
PT-141
$600
$4.90
Selank
$3.50
$4.90
Semax
$3.50
$4.90
SS-31
$4.90
$2.78
TB-500
$4.80
$4.90
Tesamorelin
$6.90
$6.30
Tirzepatide
$3.60
$3.32
Adamax
$750
$6.90
AOD-9604
$4.80
$9.80
Cagrilintide
$9.90
$11.90
Glutathione
$0.42
$0.06
IGF-LR3
$68
$69
Oxytocin
$600
$17

Showing 24 of 25 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 aminowell

2 products the other vendor does not list

Only at peptira

15 products the other vendor does not list

7 more on the peptira page

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

Questions

Is aminowell cheaper than peptira?
On the 25 products both vendors stock, aminowell has the lower effective price per mg on 13 and peptira on 12. 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?
aminowell: none found. peptira: partial, newest test dated 2026-07-03. 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?
aminowell has 27 priced products in the current index and peptira has 40, 25 of which appear on both catalogs. 2 products are listed only by aminowell and 15 only by peptira.

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