Wonder Foods colloidal silver contains 50ppm and can be used as a water sanitiser. Made by a unique patented method that guarantees it is stable as a colloidal solution for the life of the product and is made in a Health Department approved facility.

Suggested use: Add ½ teaspoon to a glass of water and leave to stand for 5 minutes.

To sanitise water: Combine 1 teaspoon with 1 teaspoon of 3% Hydrogen Peroxide to each litre of water and stand for 20 minutes.

Do not use with metal instruments or containers.

*Product packaging may differ slightly from that shown.