Peptide Supply Co vs Real Peptides
Across the 33 products both vendors stock, Peptide Supply Co has the lower effective price per mg on 28 and Real Peptides on 5. Peptide Supply Co lists 69 tracked listings across 54 products; Real Peptides lists 68 across 41. On certificates of analysis both show broad 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.
Peptide Supply Co is a US research-peptide vendor that lists 67 injectable peptides, 11 blends and 1 capsule.
- Price vs market median
- 20% below market
- Tracked catalog
- 54 products · $
- Cheaper on
- 28 of 33 shared
- COA coverage
- Broad
Real Peptides is a US research-peptide vendor based in Saint Petersburg, FL that lists 51 injectable peptides, 6 capsules and 4 nasal sprays.
- Price vs market median
- 16% above market
- Tracked catalog
- 41 products · $$$
- Cheaper on
- 5 of 33 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 Peptide Supply Co and Real 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 Peptide Supply Co
21 products the other vendor does not list
- DSIP$4
- Thymosin Alpha-1$7
- Tirzepatide$1.75
- ARA-290$4
- Cardiogen$2.50
- CJC-1295 (with DAC)$10
- GHK-Cu + KPV$0.93
- GLOW$1.11
Prices shown are per mg for the cheapest in-stock listing we track.
Questions
- Is Peptide Supply Co cheaper than Real Peptides?
- On the 33 products both vendors stock, Peptide Supply Co has the lower effective price per mg on 28 and Real Peptides on 5. 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?
- Peptide Supply Co: broad, newest test dated 2026-09-11. Real Peptides: broad, newest test dated 2026-06-25. 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 Peptide Supply Co and Real Peptides?
- Peptide Supply Co: shipping free, 2-2 days in transit. Real Peptides: ships from Florida and California, 2-4 days in transit. Details come from each vendor's own site and can change without notice; check the storefront before ordering.