* All Natural * Premium Quality * Non-Irradiated * Freshness Dated * Kosher This salt does not supply iodide, a necessary nutrient. Frontier premium, all-natural sea salt is harvested directly from north French Atlantic coasts. Pure, unrefined sea salt in preferable to extensively processed common salt because of the sea salt"s culinary qualities and the trace elements it retains from the ocean. Substitute this gourmet-quality alternative everywhere you use ordinary salt. Frontier sea salt comes in a ready-to-use fine grind and a coarse grind for those of you who prefer to grind the salt yourself as you use it.