The present invention relates to the use of myo-inositol hexaphosphate or a pharmaceutically acceptable salt thereof for the manufacture of a medicament for the prevention or treatment of a disease associated with the dissolution of crystals of calcium salts, in particular osteoporosis. These compounds may be utilized in the manufacture of functional foods, dietetic supplements, vitamin supplements, nutritional supplements, food supplements, or phytotherapeutic products having properties of inhibition of dissolution of crystals of calcium salts.