Calorie for calorie beetroot juice has the same sugar content as beets. I am certain you are not asserting that beets are not something that humans would normally digest.
Well the difference between the veggie and the juice is that the former contains a whole lot more of fiber which is an especially beneficial nutrient for our gut microbiome.
Reading up on juices, I've only heard of experts not being fans of 'em.
Reading up on juices, I've only heard of experts not being fans of 'em.