ReeFlowers Caledonia Coral Salt is produced from natural marine salt and is specially formulated for reef aquariums. Containing no additives, ReeFlowers Caledonia Coral Salt is enriched with high purity grade minerals (kH, calcium, magnesium, potassium, and strontium) to facilitate the fast, healthy growth of corals and other reef organisms. In order to preserve the vivid colours of corals, and ensure that reef organisms stay healthy for longer, the trace element diversity within ReeFlowers Caledonia Coral Salt has been formulated with reference to natural ocean water samples. Elements that can facilitate algae formation, such as nitrate, iron, and silicate, have been removed. Created using Smart Particle Technology©, to ensure that each preparation results in water with stable values.