Could I borrow your phone, please? <a href=" http://sildenafilforsalerx.top/ ">buy sildenafil 20 mg</a> It is the build-up in the body from prolonged exposure to the silver that creates conditions for argyria. Karason took colloidal silver for over a decade, even after the argyria had led to creation of the blue pigmentation in his skin.  The blue discoloration extends from the skin to the eyes to nails, gums, and internal organs. Argyria is more of a cosmetic concern since it does not ever go away, even after a person stops taking it. Argyria is not life threatening and was not considered a cause in the death of “Papa Smurf.”