Print a FREE Clif Bar Coupon for GNC Stores! coupons, Freebies, Printable Coupons Print a FREE Clif Bar Coupon at GNC Stores! This coupon expires on Friday July 20th.I would call your local store to make sure they are participating but I didn’t see any exclusions of stores. Anything to Add? Leave a Comment! Follow Us On: Thrifty Momma Ramblings Facebook for more great tips for thrifty living! Related Posts Get Ready For A Week Of DD Perks!!! YES! Enter to Win FREE Box of Lemonhead Candy Giveaway WOW!! Buy 3 Get 3 FREE!!!! Tags:Coupons, Freebies, Printable Coupons Leave a Reply Cancel replyYou must be logged in to post a comment.