When they first came out with SF Reese's minis, the serving size was 5. I brought a bag to work one night and I ate 5 along with a co-worker. She was in the bathroom all night! After that, we called them turbo cups and our serving size was 3.I sat and laughed uncontrollably through some of these. Needed to do other stuff, but couldn't stop reading. And good to know that sugar alcohols have this affect on everyone, not just us DS'ers, though we might suffer at a lower dose.