Start weaning your body off of caffeine and sugar, eat organic produce, drink lots of water, and work through negative emotions using a technique like the Emotional Freedom Technique (EFT). The key to having a healthy body is to take good care of your body. Detoxification is a normal part of life – we live in an environment that allows us to consume a good deal of toxins. Sugars, caffeine, and pesticides seem to be top of the list of substances that can cause unpleasant detoxification symptoms.