Atomik Labs vs Eternal Peptides
Across the 28 products both vendors stock, Atomik Labs has the lower effective price per mg on 10 and Eternal Peptides on 16, and 2 price the same to the cent. Atomik Labs lists 88 tracked listings across 50 products; Eternal Peptides lists 46 across 28. On certificates of analysis the in-stock products we track rate limited at Atomik Labs and broad at Eternal Peptides. 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.
Atomik Labs is a research-peptide vendor that lists 74 injectable peptides, including Melanotan II, Tesamorelin and Selank.
- Price vs market median
- 7% above market
- Tracked catalog
- 50 products · $$$
- Cheaper on
- 10 of 28 shared
- COA coverage
- Limited
Eternal Peptides is a research-peptide vendor that lists 36 injectable peptides, including Pinealon, DSIP and PT-141.
- Price vs market median
- 29% below market
- Tracked catalog
- 28 products · $
- Cheaper on
- 16 of 28 shared
- COA coverage
- Broad
Vendor facts
Dashes mark facts we have not recorded yet. Vendor-stated details come from each storefront and can change without notice. Facts for Atomik Labs and Eternal Peptides were extracted from the vendor's site and not yet reviewed by us.
Certificates on file
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.
Carried by one vendor only
Only at Atomik Labs
22 products the other vendor does not list
- CJC-1295 (no DAC)$6.40
- FOXO4-DRI$14.21
- SS-31$3.98
- Adamax$7.90
- AOD-9604$7.80
- ARA-290$4.94
- Cardiogen$3.25
- Cortagen$3
Prices shown are per mg for the cheapest in-stock listing we track.
Questions
- Is Atomik Labs cheaper than Eternal Peptides?
- On the 28 products both vendors stock, Atomik Labs has the lower effective price per mg on 10 and Eternal Peptides on 16, 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?
- Atomik Labs: limited, newest test dated 2026-10-08. Eternal Peptides: broad, newest test dated 2026-07-17. 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?
- Atomik Labs has 50 priced products in the current index and Eternal Peptides has 28, 28 of which appear on both catalogs. 22 products are listed only by Atomik Labs and 0 only by Eternal Peptides.