Versele Laga Colombine Ideal-Bloc is a rich source of minerals & trace elements like calcium, phosphorus, sodium, iron & zinc. All of these work together to help boost the immune system & also aid in the absorption of other nutrients.
Analytical constituents
Crude ash 90.8%, Calcium 15%, Phosphorus 0.012% & Sodium 0.65%
Composition
Loam, Oyster shells, Sea shells, Redstone & Stomach gravel