Free PowerBars at CVS! 05/31/2010 By Charlene 6 Comments This post may contain affiliate links, please see my disclosure policy. There is an unadvertised deal at CVS that should be running through June (starting today). Buy a Powerbar at .99 and get .99 ECB back- so free! The limit is 3. I haven’t tested this yet so let me know how it works for you! Thanks $30 Weekly Grocery Challenge!