GNC: FREE Total Lean Lean Shake PacketApril 14, 2013 By Kelli This post may contain affiliate links or sponsored content, read our Disclosure Policy. Facebook Twitter Google+ Pinterest LinkedInGNC: FREE Total Lean Lean Shake PacketIf you have a GNC nearby, be sure to grab this printable coupon good for a Free Total Lean Lean Shake Packet (no purchase necessary)! While supplies last. Only one per customer. Expires April 27, 2013.