Amazon offers the Similac Sensitive Infant Formula with Iron 35-oz. 3-Pack for $41.54. Add it to your cart with Subscribe & Save to drop the price to $39.46. With free shipping, that's $17 under our mention from May and the lowest price we've seen for this quantity. (It's also at least $60 under the best deal we could find for a similar quantity elsewhere.) It contains Similac's OptiGRO, which is a blend of DHA, lutein, and vitamin E.

Note: Remember to cancel your subscription after after your order ships to avoid being billed for subsequent purchases.