FREE DiaGel Pet Solution Sample by Mail December 30th, 2014 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. FREE DiaGel Pet Solution Sample by Mail Hurry and claim a FREE DiaGel Pet Solution sample. While supplies last. Looking for more FREE Samples by Mail? Click here. Thanks, The Freebie Blogger! Never miss another deal! Subscribe to our FREE email newsletter or follow us on Facebook. Thanks for stopping by!