Hi Rinna. You may be feeling soooo good because you are starting to cleanse out your bowel. (the Master-Cleanse does this a bit) Have you read PTree's post on the fact that 90% of seratonin is synthesized in the gastrointestinal tract? yes it is true! So the more you clean out your bowel...the better you will feel! Here is her post: //www.curezone.org/forums/m.asp?f=105&i=903