Ingredients: Steam Distilled Water, Pharmaceutical Grade Silver, Protein
Warnings: Caution: Avoid contact with eyes. Pregnant or lactating women and persons under the age of 18 should consult a doctor before using any product.
Directions: Adults: Take 2 - 3 mL three times daily, mixing with six ounces of water or juice. Concentrated formula intended for short term use only and is recommended for 10 days or less. One teaspoon is approximately 5 mL.
Unquote.
They also recommend short term use most likely for the same reason Tony is talking about Smurfs.