A patented, natural product which improves colonic fermentation and performance of monogastric farm animals. ProHumi® is a rich source of prebiotic fiber and humic acids. ProHumi® Farm (pellets) is ideally suited as eatable enrichment material for pigs of all ages, and ProHumi® (meal) is unique feed material, which also can be used as a source of fiber in feed formulations for all animal groups.