A stable sodium-free aqueous seasoning solution of agreeable salty taste, adapted as a substitute for common salt in cooked and uncooked foodstuffs, containing purified water, an organic acid, a potassium salt, a calcium salt, and a magnesium salt. The mineral solution provides a dietary supplementation of magnesium, calcium, and potassium--indispensable minerals of a diet--to which colorants, natural essences and artificial essences (singly or in combination), and low concentrations of sodium chloride may be added.