Cenexa Labs vs Ion Peptide
Across the 26 products both vendors stock, Cenexa Labs has the lower effective price per mg on 5 and Ion Peptide on 21. Cenexa Labs lists 90 tracked listings across 59 products; Ion Peptide lists 105 across 36. On certificates of analysis the in-stock products we track rate none found at Cenexa Labs and partial at Ion Peptide. 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.
Cenexa Labs is a research-peptide vendor that lists 79 injectable peptides and 5 nasal sprays.
- Price vs market median
- 13% above market
- Tracked catalog
- 59 products · $$$
- Cheaper on
- 5 of 26 shared
- COA coverage
- None found
Ion Peptide is a US research-peptide vendor that lists 65 injectable peptides and 1 blend, including Tirzepatide, FOXO4-DRI and Retatrutide.
- Price vs market median
- 26% below market
- Tracked catalog
- 36 products · $
- Cheaper on
- 21 of 26 shared
- COA coverage
- Partial
Vendor facts
Dashes mark facts we have not recorded yet. Vendor-stated details come from each storefront and can change without notice. Facts for Ion Peptide 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 Cenexa Labs
33 products the other vendor does not list
- 5-Amino-1MQ$3.50
- BPC-157$7.50
- CJC-1295 (no DAC)$6.50
- Epitalon$5.50
- GHK-Cu$0.72
- MOTS-c$4.75
- Semax$4.40
- TB-500$8.50
Only at Ion Peptide
10 products the other vendor does not list
- Retatrutide$3.10
- SS-31$2.36
- Tirzepatide$1.69
- Adamax$6.38
- Cagrilintide$8.42
- L-Carnitine$0.01
- Matrixyl$10.97
- Semaglutide$2.81
Prices shown are per mg for the cheapest in-stock listing we track.
Questions
- Is Cenexa Labs cheaper than Ion Peptide?
- On the 26 products both vendors stock, Cenexa Labs has the lower effective price per mg on 5 and Ion Peptide on 21. 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?
- Cenexa Labs: none found. Ion Peptide: partial, newest test dated 2026-05-19. 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 Cenexa Labs and Ion Peptide?
- Cenexa Labs: we have not recorded shipping or payment details yet. Ion Peptide: ships from US. Details come from each vendor's own site and can change without notice; check the storefront before ordering.