Manna Pro Chick Grit with ProBioticsManna Pro Chick Grit with Probiotics can be used as part of your flock's feeding regimen to help support proper digestion. Grit helps birds grind up food, enabling it to be digested more easily. Raising young birds with Manna Pro poultry feeds and supplements will provide peace of mind that you are providing the highest quality ingredients while helping your flock meet its full potential. For young, growing poulty Helps support proper digestion