Optivida Health sells nano-silver products that are patented, safe, and proven effective in university studies. If you’re like many of our customers, you’re curious about the differences between our nano-silver and colloidal silver, which is widely sold and used.
FDA Warnings Against Colloidal Silver
In 1999, The FDA warned that colloidal silver isn’t safe or effective for treating any disease or condition. If silver has been used for thousands of years, why would the FDA warn against it?