Colloidal silver is a controversial alternative medicine. Advocates claim it may be used to treat a variety of acute and chronic conditions, but there’s no scientific evidence to support these claims.

In 2008, Paul Karason, a 57-year-old man from the Pacific Northwest, agreed to appear on the Today show. And appear is the best word for it, since he was there because of the way he looked. From head ...

Q. I have seen colloidal silver for sale in health-food shops. What is it used for and is it safe or is it a scam? Naturopath's response... Natural therapies are not immune to fads and fashions.

Colloidal silver is a suspension of tiny particles of silver in a liquid, or sometimes gel. The particles are so small that they can’t be filtered out of the solution; these nanoparticles range from ...

“Colloid” means that something is dissolved in another substance. Colloidal silver is made up of tiny particles of silver in water. It’s the same kind of silver used in jewelry and silverware. The ...