If you are a Pillsbury member, snag a free Fiber One Bar by heading over here, log in and get a Free Fiber One Protein Bar. You will need to bave been a member of Pillsbury since February 18, 2013 to get this freebie. This is an exclusive member benefit for Pillsbury members and is valid until the 10,000 free samples run out. One per household, while supplies last. Look for your free sample of Fiber One Protein Bars to arrive in the mail in 6-8 weeks.