Yes! So Excited This Is Back Again!! December 20, 2016 Free Samples, Freebies Working again! If you haven’t yet, you can go here to request a FREE Sample of Zing Zero Calorie Stevia Sweetener! Simply fill out the short form and you’ll get 2 packets and a $1.50 off coupon in your mailbox. Allow 2 to 3 weeks for delivery!