gncSorry, this offer has ended but find more current Printable Coupons at Freebies 4 Mom. Print a coupon and get a free Eat Smart Protein Bar at GNC. In the lower right of the page you will find the entry form. Enter your name and email address and the coupon will be sent to your email within minutes. In your email, click the Download Coupon link and print out the coupon to take to your nearest GNC. This coupon will expire on February 28. Limit one coupon redemption per person. Thanks goes to Freebie Finding Mom for sharing!