walmart is undisputed king of low prices and honestly in my experience the quality on their store brand stuff is pretty damn solid. and usually like half the price of comparable products. Been living off their greek yogurt for a while now. Its great

Sams club I’ve found beats Costco in some areas but for some items Costco absolutely undercuts like crazy. Cat litter at sams is twice the price when not on sale.

I pretty much just exclusively shop at Aldi/Walmart as they have the best prices overall. Kroger owned stores and Albertsons owned are insanely overpriced. Target is a good middle ground but I can’t stand shopping there now with everything getting locked up.

Trader Joe's also only carries Trader Joe's-branded merchandise, aside from the produce. So if you're looking for something in particular that isn't a TJ item, you won't find it there.

Occasionally you can get the same Trader Joe’s private label products rebranded as Aldi merchandise for even cheaper at Aldi.