| Merchant | Domain | Country | Program Approval |
|---|---|---|---|
| optimaformula.nl | Not Listed | Open | |
| optimalchemistree.com | Not Listed | Open | |
| optimalwhitening.com | Not Listed | Open | |
| optimale-bewerbung.de | Not Listed | Open | |
| optimallyme.com | Not Listed | Open | |
| optimistdrinks.com | Not Listed | Open | |
| optimumnutrition.com | Multiple | Open | |
| optimumoutfit.co.uk | Not Listed | Open | |
| optinmonster.com | Multiple | Open | |
| optionsmedicalweightloss.com | Not Listed | Open |