Many people don’t know much about colloidal silver, including how it came about, safety issues, and how to buy and use it. That’s why we thought we would take a few minutes to help clear up these issues. 1. What Is Colloidal Silver? Colloidal silver is marketed as a dietary supplement in the form of a suspension that contains silver particles and silver ions.  Silver is a natural mineral element found in water (tap, spring, ocean), mammalian milk, mushrooms, and whole grains. It has been used medicinally for millennia. 2. How Has Silver Been Used Over Time? In ancient Egypt, Rome, Greece, and other locations, for example, silver was used because of its antimicrobial properties. Jump ahead several thousands of years and silver was still used as the antimicrobial of choice before antibiotics were discovered. For example, silver nitrate was used for skin ulcers and wounds in the 1800s, and silver wires were used …