Help maintain proper digestion in your flock by adding Manna Pro Poultry Grit to your feeding regimen. Feed it free choice in a separate feeder or mix it right in with your feed. Either way, you're helping to keep your birds happy and healthy! At Manna Pro, we believe in Nurturing Life. As a company comprised of animal lovers we understand the desire to provide your pets with the very best. To families who share our passion for nurturing their pets, Manna Pro is the trusted partner in animal nutrition and care, that provides a comprehensive range of nutritionally wholesome, high-quality products at a great value.