At the time of writing this, there are 1.200 deals in total available a Woot. Some offers are discounted with up to 90%+ off.
There are many products in the Walmart grocery category, including bead & bakery, pantry, eggs & dairy, deli, etc. You can also find amazing deals under special offers and clearance.
There are over 28.000 products in the grocery category at Target, including over 1.900 dairy products, over 2.600 frozen foods, and over 1.300 bakery & bread.
There are over 12.000 products in the grocery category at Kroger, including over 2.300 frozen foods, over 900 meat & seafood, and over 300 patio & grilling.