13 Your Guide For A Child t July 2022 Secondly, most weight loss shakes are devoid of fiber. Fiber is one of your most precious allies when you are dieting. It helps you feel full and blunts the rise in insulin levels when all that sugar hits your bloodstream. While fruit smoothies do contain some of the fiber from the pulp of the fruit, a better strategy would be to eat the actual fruits contained in the smoothie. Lastly, the amount of calories that can be concentrated into a shake or smoothie is far greater than the equivalent volume of actual food. A 500 ml fruit smoothie may contain as many as 600 calories, and will not fill you up all that much! On the other hand, eating 600 calories of fruit will prove to be much more than the typical person can manage in a single sitting (at least, I personally don’t know anyone that can eat more than 1 Kg of bananas at a single sitting). Think about it- when making major dietary changes, you want to get the most out of your calories. Wouldn’t you rather fill up, rather than drink something and be hungry again soon after?