It is a natural food rich in vitamins, biotin, folic acid, 46% crude protein, and essential salts and elements necessary for the bird’s body. It is completely different from yeast for bread. One of its benefits is that it is given to birds after using antibiotics, as it reproduces beneficial bacteria (flora), as it is known that antibiotics kill harmful and beneficial bacteria in the body and help with the metabolism process. They are also used during the feather replacement period, as they help birds build a strong body and shiny feathers. It has a direct effect on fertility, as it is a natural sexual stimulant. One of its most important benefits is that it helps the chicks grow from incubation to the post-weaning stage. It also has a significant effect on improving the hatching rate and reducing the death rate of the embryos, provided that it is provided periodically to the parents. It helps in losing weight by giving it to the bird half an hour before the grains, and it helps birds that have recovered from the disease.