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All editions →MethodologyUpdated · October 2026
Affiliate disclosures · per-vendor

Affiliate disclosures.
Editorial impact: none.

We earn a commission when readers click through to certain vendors and buy. Affiliate status is not an input to any score, ranking position or inclusion. Click-out URLs use rel="sponsored nofollow noopener" so the relationship is machine-readable.

Vendors we earn from
Vendors with active affiliate programs — commission rate, cookie window, and editorial-impact statement
VendorCommissionCookie windowEditorial impact
SwissChemsVID-SWISSCHE20% per sale—None — score decided pre-commercial
Vyal LabsVID-VYAL-LAB20% per sale (life of program)30 daysNone — score decided pre-commercial
Purple PeptidesVID-PURPLE-P25% flat (LeadDyno)365 daysNone — score decided pre-commercial
PepsupVID-PEPSUP20% of product amount365 daysNone — score decided pre-commercial
Hydro ResearchVID-HYDRO-RE20% per sale (SliceWP; first 90 days, then 15–30% by quarterly sales tier; lifetime on referred customers)60 daysNone — score decided pre-commercial
CostidesVID-COSTIDES10% per paid order (vendor-stated; no public terms)30 daysNone — score decided pre-commercial
No affiliate · listed for completeness
  • Core Peptidesno affiliate
  • Biotech Peptidesno affiliate
  • Peptide Prosno affiliate
  • QSC Peptidesno affiliate
  • Direct Peptidesno affiliate