Vendors

Blank Peptides vs Instant Peptides

Across the 24 products both vendors stock, Blank Peptides has the lower effective price per mg on 0 and Instant Peptides on 24. Blank Peptides lists 33 tracked listings across 27 products; Instant Peptides lists 56 across 33. 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.

Blank Peptides

Blank Peptides is a US research-peptide vendor based in Sheridan, WY that lists 31 injectable peptides and 1 capsule.

Price vs market median
8% above market
Tracked catalog
27 products · $$$
Cheaper on
0 of 24 shared
COA coverage
None found
Visit Blank Peptides
Instant Peptides

Instant Peptides is a research-peptide vendor that lists 56 injectable peptides and 9 nasal sprays, including Melanotan II, TB-500 and SS-31.

Price vs market median
16% below market
Tracked catalog
33 products · $
Cheaper on
24 of 24 shared
COA coverage
None found
Visit Instant Peptides

Vendor facts

Detail
Blank Peptides
Instant Peptides
Sells
31 vials, 1 capsules
56 vials, 9 sprays
Location
Sheridan, WY, US
Ships from
Texas
Ships worldwide
Yes
In transit
2-3 days
Free over
$200
Payment
card, wire, crypto
Accepts returns
Yes
Storefront
shopify
Tracked by us since
Jul 2026
Tracked listings
33 across 27 products
56 across 33 products

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

Certificates on file

Detail
Blank Peptides
Instant Peptides
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

24 products both stock
Product
Blank Peptides
Instant Peptides
BPC-157
$5.50
$3.75
DSIP
$6.50
$4.67
Epitalon
$4
$3.30
GHK-Cu
$0.75
$0.45
Ipamorelin
$5.50
$4.20
KPV
$4.50
$4
MOTS-c
$5.50
$2.62
NAD+
$0.11
$0.08
PT-141
$5.50
$3.70
Retatrutide
$7.93
$3.33
Selank
$5
$3.50
Semax
$5
$2.80
SS-31
$7
$4.50
TB-500
$6
$4.60
Tesamorelin
$7.50
$5.75
Tirzepatide
$7.30
$2.50
AOD-9604
$13
$6.99
Glutathione
$0.09
$0.04
Kisspeptin-10
$6.50
$3.90
Oxytocin
$12
$7.19

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 Blank Peptides

3 products the other vendor does not list

Only at Instant Peptides

9 products the other vendor does not list

1 more on the Instant Peptides page

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

Questions

Is Blank Peptides cheaper than Instant Peptides?
On the 24 products both vendors stock, Blank Peptides has the lower effective price per mg on 0 and Instant Peptides on 24. 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?
Blank Peptides: none found. Instant Peptides: 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 Blank Peptides and Instant Peptides?
Blank Peptides: ships from Texas, 2-3 days in transit, accepts card, wire, crypto. Instant Peptides: we have not recorded shipping or payment details yet. Details come from each vendor's own site and can change without notice; check the storefront before ordering.

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