Fusion Peptide vs Liberty Peptides
Across the 21 products both vendors stock, Fusion Peptide has the lower effective price per mg on 18 and Liberty Peptides on 3. Fusion Peptide lists 149 tracked listings across 26 products; Liberty Peptides lists 58 across 46. On certificates of analysis both show partial 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.
Fusion Peptide is a US research-peptide vendor based in Glendale, AZ that lists 47 injectable peptides and 1 nasal spray.
- Price vs market median
- 22% below market
- Tracked catalog
- 26 products · $
- Cheaper on
- 18 of 21 shared
- COA coverage
- Partial
Liberty Peptides is a US research-peptide vendor based in Wilmington, DE that lists 56 injectable peptides.
- Price vs market median
- 2% below market
- Tracked catalog
- 46 products · $$
- Cheaper on
- 3 of 21 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 Fusion Peptide and Liberty 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 Fusion Peptide
5 products the other vendor does not list
- Cortagen$2.81
- Glutathione$0.04
- IGF-1 DES$40.12
- Lipo-C$3
- SNAP-8$3
Only at Liberty Peptides
25 products the other vendor does not list
- DSIP$6.80
- Epitalon$3
- FOXO4-DRI$20
- Ipamorelin$7.60
- KPV$5.50
- Pinealon$2.75
- Thymosin Alpha-1$6.80
- Cardiogen$2.75
Prices shown are per mg for the cheapest in-stock listing we track.
Questions
- Is Fusion Peptide cheaper than Liberty Peptides?
- On the 21 products both vendors stock, Fusion Peptide has the lower effective price per mg on 18 and Liberty Peptides 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?
- Fusion Peptide: partial, newest test dated 2026-02-25. Liberty Peptides: partial, newest test dated 2025-12-12. 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 Fusion Peptide and Liberty Peptides?
- Fusion Peptide: accepts card, zelle, cashapp, crypto. Liberty Peptides: we have not recorded shipping or payment details yet. Details come from each vendor's own site and can change without notice; check the storefront before ordering.