With all the carrot juice I have been drinking I have lots of shredded carrot fiber that I hate to throw away! (savynaturalista.com)
Beet fiber (along with carrot fiber) are two specific types of food fiber that may provide special health benefits, particularly with respect to health of our digestive tract (including prevention of colon cancer) and our cardiovascular system. (whfoods.com)
I used about 2 cups of packed shredded carrots, since I juice 2 - 3 times a week I always have carrot fiber on hand; so it's not a requirement that it goes through the juicer. (savynaturalista.com)