Vendors

OPS Peptide Science vs Tetrava Labs

Across the 3 products both vendors stock, OPS Peptide Science has the lower effective price per mg on 0 and Tetrava Labs on 3. OPS Peptide Science lists 89 tracked listings across 46 products; Tetrava Labs lists 101 across 3. 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 Tirzepatide, GHK-Cu and Retatrutide.

Price vs market median
56% above market
Tracked catalog
46 products · $$$
Cheaper on
0 of 3 shared
COA coverage
None found
Visit OPS Peptide Science
Tetrava Labs

Tetrava Labs is a research-peptide vendor that lists 6 injectable peptides, 1 capsule and 2 nasal sprays, including CJC-1295 (no DAC).

Price vs market median
46% above market
Tracked catalog
3 products · $$$
Cheaper on
3 of 3 shared
COA coverage
None found
Visit Tetrava Labs

Vendor facts

Detail
OPS Peptide Science
Tetrava Labs
Sells
89 vials
6 vials, 1 capsules, 2 sprays
Tracked listings
89 across 46 products
101 across 3 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

3 products both stock
Product
OPS Peptide Science
Tetrava Labs
Sermorelin
$13
$10.90

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

43 products the other vendor does not list

35 more on the OPS Peptide Science 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 3 products both vendors stock, OPS Peptide Science has the lower effective price per mg on 0 and Tetrava Labs on 3. 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 3, 3 of which appear on both catalogs. 43 products are listed only by OPS Peptide Science and 0 only by Tetrava Labs.

Keep looking

Market tape