Silver is a natural antimicrobial which kills bacteria, viruses, fungi/yeasts, molds and protozoa parasites
See separate regulatory conformance statement for Smart Colloidal Silver
Silver has not been evaluated by the FDA and never will be, because it can't be patented. Nobody is going to spend upwards of a decade and $100 million for the evaluation. Therefore, despite silver's long history:
Disclaimer: The statements made here have not been approved by the Food and Drug Administration. These statements are not intended to diagnose, treat or cure or prevent any disease. This notice is required by the Federal Food, Drug and Cosmetic Act.