- Produced through the evaporation of the richest magnesium waters known to spring from the Higuera Deposit (Albacete) Ancient Spa. - Indicated for improvement in bones, joints, muscles, skin, nervous system, circulatory system. - There is a study conducted by Dr. Gorraiz that is reflected in the book: 'The incomparable virtues of the salt from the Higuera lagoon'. - We guarantee that in its production no process or chemical compound has been used that distorts its completely NATURAL character. - EASILY DISSOLVES. The size of the crystals along with their NATURAL character allows them to dissolve quickly. WITHOUT PRESERVATIVES. WITHOUT ANTI-CAKING AGENTS. - We follow the strictest quality standards in the manufacture of bath salts, Santa Isabel, in accordance with the UNE-EN ISO 22716 standard, on good manufacturing practices, also known by the acronym GMP (Good Manufacturing Practice). - Ingredients: Pure Magnesium Sulfate. Epsom salt. - To achieve the osmotic effect of the bath, that difference in pressures between the water and your body that causes toxins to be expelled and Magnesium to be absorbed through the skin, it is necessary to use about 2 kg in the bath. - For external use only.