FREE Formulas for Life Pet Food Sample by Mail May 12th, 2017 By Nicole Leave a Comment This post may contain affiliate links, which means I will make a small commission if you click and make a purchase.Thank you for supporting Cha-Ching on a Shoestring! FREE Formulas for Life Pet Food Sample by Mail Hurry and claim a FREE Formulas for Life Pet Food sample. While supplies last. Looking for more FREE Samples by Mail? Click here. Never miss another deal! Subscribe to our FREE email newsletter or follow us on Facebook. Thanks for stopping by!