The present invention refers to a process for preparing a salt solution comprising sodium chloride and extracts of parts of officinal plants, preferably extracts of olive tree leaves； the invention is further directed to the salt solution itself, optionally enriched in iodine, particularly in a spray formulation, and to its uses as food supplement, as flavour enhancer for reducing salt consumption and for preventing cardiovascular and renal diseases, osteoporosis, and diseases related to salt abuse and/or iodine insufficiency in the diet.
