Environmental Protection Agency (EPA) recommends that the silver level
in drinking
water not exceed 50 ppb, drinking
water supplies.
--Trace Minerals Colloidal Silver 30 ppm
Suggested Use: Adults take 1 teaspoon three times daily for one week, then ½ teaspoon three times daily until desired results are attained. Children under age 12 take ½ teaspoon three times daily for one week, then ¼ teaspoon three times daily until desired results are attained.