I use
Cottonelle
Ecover is my new favorite dish washing soap (eco friendly)
as well as Purex essentials laundry detergent
Mission tortilla chips, the best
and my grandmas ketchup
Technically, no. But there are a couple things that I ONLY like the store brand of, like Cream Cheese. I only like the store brand (Pretty much all store brands taste the same) and I can't stand Philly. It tastes like whipped plastic. Ditto for vanilla.
Oh wait, I take that back, I love Nutella. Does that really count since there isn't really an alternative?