*NEW* $3/1 Purina One Dog Food! by Dana Zeliff on January 26, 20132013-01-26in Coupons Disclosure: This post may contain an affiliate link. *NEW* $3/1 Purina One Dog Food! Here’s a great money saving coupon for all you dog lovers out there! Here is the direct link to get this coupon for $3/1 Purina One Dog Chow! Thanks Nana’s Deals and More!