The weight you lose is entirely up to you. Obviously adding exercise to your program will accelerate your weight loss. Cutting out some things quickly that are common causes of delayed ketosis such as artificial sweeteners, dairy, wheat products and by-products will help you lose pounds faster .
Water weight loss is common when you first start a low carbohydrate diet. Ketosis has a diuretic effect that can cause significant weight loss in just a few days. This shows that your body is starting to adapt to a fat burning machine!