FREE Emergen-C Drink Mix Sample by Mail July 6th, 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. FREE Emergen-C Drink Mix Sample by Mail Hurry and claim a FREE Emergen-C Drink Mix sample if you haven’t already. 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!