Fruit juice is healthy, right? Not fruit juice is sugar-flavored water. The fruit is full of sugar, so even the sugar-free fruit juice contains sugar.
Right there you have a prescription for abdominal fat and insulin resistance. Liquid calories are not satisfactory, so you will not only get calories in every fruit beverage, but you will also be hungry.
The process of making fruit juice removes all the good nutrients in the fruit. Do your belly a favor and just eat fruit. And for the end.