Zion Health Clay Bar Soap - Song Bird - 6 oz Zion Health presents Ancient Desert Clay Soap - a specialty blend of Montmorillonite Clay and essential oils. Ancient cultures have commonly used Montmorillonite to heal wounds and skin ailments. Montmorillonite carries an electrical charge of negative ions. Toxins carry a positive charge. Ancient Desrt Clay Soap naturally cleans the skin by absorbing pollutants restoring the skin's natural pH. Made with high quality desert clay and food grade (edible) coconut and palm oil to nourish and gently absorb pollutants.