That's a very good question! If you're looking to get rid of all toxins from your body, all you need to do is follow a one day detox diet. Of course, there are side effects and you will feel initial symptoms of withdrawal because you'll be depriving your body of all known stimulants through a detox diet. There are bound to be some coping issues when you suddenly put a stop to all the caffeine and nicotine and what not. But this is a healthy process to clean your body and step towards a better lifestyle. You'll be drinking cleansing juices and extracts the entire day, so ensure that it's a holiday and also stay near a restroom.