Contaminated ingredients
94% of commercial salts contain microplastics. Average load is 140 particles per kilogram. The premium "clean" option - Himalayan pink - tested highest of any salt at 174 particles per kilogram.
A proprietary filtration process at our factory in Tsushima Island, Japan — removing particles down to 0.5 microns, 10,000 times more precise than the 5mm threshold used in most published research.