Why am I so tired on the Master Cleanse?

Why am I so tired on the Master Cleanse?

Andrea Giancoli (Registered Dietician ) gives expert video advice on: What do I eat or drink on the Master Cleanse?; What side effects will I experience on the Master Cleanse?; What is 'ketosis'? and more...

Many people experience general lethargy or fatigue when they are on the Master Cleanse because they are just not getting enough calories, they are not getting the energy that their body needs and so they slow down to accommodate that.