Patented Silver Supplement Breakthrough Technology 10 ppm Silver Non-GMO A Dietary Supplement Vegetarian/Vegan Minerals Family Owned Since 1968 GMP Quality Assured Silver Sol is made in the USA using the patented SilverSol Technology. This patented silver technology has undergone rigorous scientific review. Silver Sol is composed only of elemental silver (10 parts per million) and deionized water, and thus retains the characteristic properties of silver found in colloidal silver. Silver Sol is colorless and odorless.