FREE Emergen-C Drink Mix Sample by Mail March 25th, 2015 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 snag a FREE Emergen-C Drink Mix sample if you haven’t already. While supplies last. Looking for more FREE Samples by Mail? Click here. Thanks, Swag Grabber! Never miss another deal! Subscribe to our FREE email newsletter or follow us on Facebook. Thanks for stopping by!