Colloidal Silver by Trace Minerals contains more than 30 ppm per serving of 99.999% pure, super oxygenated colloidal silver and distilled water only. We use proprietary technology to process this high quality colloidal silver for maximum effectiveness and do not add any preservatives, additives or sweeteners. Adults take 1 tsp three times daily for one week, then ½ tsp three times daily until desired results are attained. Children under age 12 take ½ tsp three times daily for one week, then ¼ tsp three times daily until desired results are attained. Do not exceed the recommended daily serving without consulting your health care provider. Always keep in dark container and out of sunlight. Do not freeze. Trace Minerals is America s #1 Trace Minerals Supplement Brand. Since 1972, Trace Minerals brand has been recognized around the world as the pioneer of ionic trace mineral products that have supported consumers in living healthy lives.