Abstract: The invention relates to a salt substitute comprising, in combination with sodium chloride: 72% to 87% by weight of potassium chloride, 10% to 20% by weight of magnesium sulphate, and 3% to 8% by weight of calcium sulphate. These mineral compounds are typically of marine origin. The invention also relates to the uses of the salt substitute according to the invention as table salt, or for the industrial preparation of food for human and/or animal consumption, offering the same technical functions as salt. The invention also relates to a method for manufacturing a salted product as well as a foodstuff comprising the salt substitute.