Description Mixture of red stone, marine shells, oyster grit and flint Natural Hi-Calcium Grit Anise is a mixture of red stone, marine shells, oyster grit and flint. It does not contain any appetite-enhancing substances. The ingredients are essential for optimal digestion and ensure that the grains are better ground in the pigeon’s gizzard so that all nutrients are perfectly absorbed. The pieces of Redstone, oyster grit and fragments of sea shells provide the necessary minerals and trace elements.
