Benefits: •Provides more powerful support to the immune system. •Uses only the finest particle-size colloids to ensure maximum efficiency. •Is completely non-toxic, no heavy metal contamination. Silver Shield [Immune] provides 14 ppm of silver that stays suspended in purified, deionized water.   Higher concentrations found in other brands (as much as 30 ppm) can separate and settle at the bottom.  Moreover, prolonged use of higher concentrations may cause a gray discoloration of the skin and inner eyelid inflammation. Silver Shield has become a popular alternative to other products on the market. The fine particle-size colloids ensure maximum efficiency. Just 1 teaspoon provides a full 70 mcg of pure silver without heavy metal contamination. This product compares with herbal products like Golden Seal and VS-C. Adults: Take 1 teaspoon with a meal three times daily. This product may be mixed with other liquids such as Liquid Chlorophyll or juices.