Poultry Nutri-Balancer is made with specialty products created exclusively for Fertrell. As a complete vitamin and mineral supplement, your poultry will thrive on our Poultry Nutri-Balancer. That is why we confidently stand behind the quality of our premier poultry vitamin-mineral supplement. While there are many look-alike products, none can measure up to the original Fertrell Poultry Nutri-Balancer. Poultry Nutri-Balancer can be used for all species of poultry (broilers, layers, turkeys, ducks, guineas, etc), ages and stages of production.