The problem is not fruit juices, smoothies or sugar. The problem is that if you drink calories in addition to meals, you get too much calories and you will fatten.
I've been drinking fruits, fruit juices and smoothies instead of most other carbs for a year now and I feel great without being fat. It's just about calories.
I've been drinking fruits, fruit juices and smoothies instead of most other carbs for a year now and I feel great without being fat. It's just about calories.