LSAqua talks about ANFs
Ant-inutritional factors (ANFs) are substances or metabolites that interfere in the use of food or feed and may affect the animal health and production. They can mostly be found in plant feedstuffs; however, it has seldom detected in animal or microorganism by-products. ANFs type and concentration varies with plant species, which protect them from predators, causing toxicity or gastrointestinal…