... the most common symptoms experienced by those getting started on low-carb diets are fatigue, headaches, light-headedness or dizziness, and cramping. I would say these four symptoms probably comprise 98 percent of the complaints we get from our patients we put on low-carb diets ...
The most common cause of virtually all the symptoms listed above is an imbalance in electrolytes. Following a low-carb diet results in a rapid lowering of insulin levels, which – though a good thing – can create problems in the early days. We’ll address the electrolytes in the order of importance. ...