The purpose of a detox is to cleanse the body of toxins, refresh the digestive tract, and reset metabolism.  Weight  loss  may occur,  but  it  is  largely water  loss. Some individuals experience boost  in  energy  during  and  after  a  detox. Which is a result of removing processed foods and sugars from the diet while reducing calorie intake.This detox begins with a period of fasting followed by water, juices then raw fruits and vegetables. 
 
It's important to note that while many people experience positive effects from detoxifying, it may not be suitable for everyone. Individual responses can vary, and it's advisable to consult with a healthcare professional before starting any detox regimen, especially for those with underlying health conditions or specific dietary needs.