Earth's Best Organic Infant Formula with Iron, DHA & ARA (20% Bonus Size), 31.75-Ounce Cans (Pack of 4)
25.75oz can with subscribe & save is $0.84/ounce (4 can pack)
31.75oz can is $0.78/ounce (4 can pack)
Pricing as of 9/20/10
Update: Read the page carefully! Amazon put a discount code on this product for $10 off on 10/3/10. Maybe they will do it again soon.