Care and quality are taken with every soap produced Biosulfur. Industry Standards control and care the facility standards the soap is produced. Obtaining quality Biosulfur is the first step in the production of Biosulfur. He biodigital is known to have medicinal properties. Soap is combined with glycerin to make it suitable and moisturizing to all skin types. Skin is nourished and cleansed. The water is a powerful friendly enclosure biosulfur soap, the glycerin, and the moisterin to the and the. Bio. Sulfur Medicated.