This all-in-one liquid works to kill germs, fight off infections and promote healing safely and effectively . eCS Colloidal Silver Spray is a natural, antibacterial healing liquid for the skin, nose, eyes, mouth, digestive system and immune system. eCS Colloidal Silver Spray contains no sugar, alcohol or preservatives; just pure silver ions in RO water. It’s deadly to parasites, fungi, viruses and bacteria, but 100% safe for you and your family to use topically or internally.