Sucralose (aka Splenda) is a Chlorocarbon.
Reported side effects: Skin Rashes or Flushing, Panic-like Agitation, Dizziness and Numbness, Diarrhea, Swelling, Muscle Aches, Headaches, Intestinal Cramping, Bladder Issues, Stomach Pain and Weight Gain.
Please read more about the dangers and side effects of this dangerous "artificial sweetener" here: http://www.holisticmed.com/splenda/
Other Concerns: Sucralose is virtually impossible for the body to digest. This fact is the basis for the manufacturer's claim that it has no calories.