Oystershell 4-7mm, Hen

Oystershell is an excellent source of calcium which is soluble and is digested by the bird, enabling her to form strong egg-shells.

A constant supply of Oystershells prevents her from producing soft or poor quality egg shells. Its slow solubility provides a steady calcium level, ensuring stronger bones and a healthier bird.

We supply Oyta Oystergritmix which dissolves 5-10 times more slowly than other sources of calcium such as limestone.

Oyta Oystergritmix is a totally natural product and consists of oystershells and seashells which have been harvested from the sea, washed, dried, heat-treated, crushed, graded and packaged. It is available in 3 sizes: