Mazuri® Rodent Breeder 6FMazuri Rodent Breeder is a diet designed for breeding rats and mice maintained in breeding colonies. Mazuri rat and mice pellets contains yucca shidigera extract to reduce ammonia odors. No supplements are needed when using this rat and mouse food, although high producing mice may benefit from using Mazuri Mouse Breeder Diet 9F. Contains yucca shidigera reduces aerosol ammonia in animal facilities. (Headon & Dawson, 1990. Feedstuffs. 62: 15 16)