Vendors

OPS Peptide Science vs Tetrava Labs

Across the 41 products both vendors stock, OPS Peptide Science has the lower effective price per mg on 7 and Tetrava Labs on 32, and 2 price the same to the cent. OPS Peptide Science lists 89 tracked listings across 46 products; Tetrava Labs lists 99 across 51. 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.

OPS Peptide Science

OPS Peptide Science is a research-peptide vendor that lists 89 injectable peptides, including GHK-Cu, Tirzepatide and Retatrutide.

Price vs market median
57% above market
Tracked catalog
46 products · $$$
Cheaper on
7 of 41 shared
COA coverage
None found
Visit OPS Peptide Science
Tetrava Labs

Tetrava Labs is a research-peptide vendor that lists 99 injectable peptides, 1 capsule and 2 nasal sprays.

Price vs market median
13% above market
Tracked catalog
51 products · $$$
Cheaper on
32 of 41 shared
COA coverage
None found
Visit Tetrava Labs

Vendor facts

Detail
OPS Peptide Science
Tetrava Labs
Sells
89 vials
99 vials, 1 capsules, 2 sprays
Tracked listings
89 across 46 products
99 across 51 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
OPS Peptide Science
Tetrava Labs
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

41 products both stock
Product
OPS Peptide Science
Tetrava Labs
5-Amino-1MQ
$3.50
$4.90
BPC-157
$8
$6.90
DSIP
$7.67
$4.50
Epitalon
$3.40
$2.40
GHK-Cu
$0.70
$0.59
Ipamorelin
$9.50
$5.90
KPV
$8
$5.50
Melanotan II
$5.50
$3.50
MOTS-c
$5.88
$5
NAD+
$0.20
$0.15
Pinealon
$5.80
$7.50
Retatrutide
$6.33
$9.09
Selank
$8
$7
Semax
$7
$7
TB-500
$17.50
$8.90
Tesamorelin
$24.50
$11.95
Adipotide
$43
$14.50
AOD-9604
$27
$9.50
Cagrilintide
$20.50
$14.90
Cerebrolysin
$0.92
$6.90

Showing 24 of 41 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 OPS Peptide Science

5 products the other vendor does not list

Only at Tetrava Labs

10 products the other vendor does not list

2 more on the Tetrava Labs page

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

Questions

Is OPS Peptide Science cheaper than Tetrava Labs?
On the 41 products both vendors stock, OPS Peptide Science has the lower effective price per mg on 7 and Tetrava Labs on 32, with 2 priced the same to the cent. 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?
OPS Peptide Science: none found. Tetrava Labs: 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?
OPS Peptide Science has 46 priced products in the current index and Tetrava Labs has 51, 41 of which appear on both catalogs. 5 products are listed only by OPS Peptide Science and 10 only by Tetrava Labs.

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