Natural Salt Crystals are wild harvested in Australia, food grade and free from modern pollutants, micro-plastics or contaminants. It is unprocessed, unrefined and unbleached. The salt also retains a natural balance of minerals and trace elements. Sustainably sourced by the winter rains which dissolved part of the crust and draws brine to the surface. It can also be termed as ?Macrobiotic Salt? due its origins from unpolluted waters. Macrobiotics is about food from the Earth