Hi Lorraine! Boy you are a quick learner! You are asking all the right questions! Do I see lights going on in your head? lol! Yes the gut and digestion are very much part and parcel to good mental health ! Some People here at the zone have totally cured themselves of their Depression from doing these cleanses! Did you get my mail? If you return a mail I will send you some url's to check out ! But you can start finding the answer to a lot of your questions by goin to the home page ! There you will find a list of subject matter that will answer many of your questions! Epsom Salts are an old time remedy for sore feet! that is also a laxative that can help cleanse the liver and the colon! It dialates the bile duct to help release stones and it floods the colon with water to help cleanse toxins! Its chemical composition is Mg SO4 Magnesium sulphate! Ornathine is an amino acid that helps you fall asleep! I know you have many other questions but I suggest you read up as much as possible in the next few days and get acquainted with the differant cleanses and purges and detoxification programs that Curezone has to offer! You have come to the right place Lorraine, you are going to get better soon! Mail me, Grog