Directions For Use: Feed Manna Pro® Oyster Shell to layers freely in a separate feeder or add 1 pound Oyster Shell to 20 pounds of layer feed. Pullets: Provide Manna Pro Oyster Shell to pullets starting at 18 weeks of age and continue feeding through the entire laying period.
Warning: DO NOT offer any feed that is spoiled, moldy, rodent or insect infested, or abnormal in appearance or odor, as it may cause illness or death.