Why did the Sumerians use salt for healing?

The Sumerians used salt for healing due to its antiseptic properties and its ability to promote wound cleansing. Salt was believed to help prevent infections and facilitate the healing process by drawing out impurities from the body. Additionally, its preservative qualities made it a valuable resource in ancient medicine, as it could help prolong the effectiveness of various medicinal preparations. Overall, salt was an integral part of their medical practices, reflecting their understanding of its benefits for health.