Skin Treatment Turns Man’s Skin Blue . MyFox, Chicago.20/12/07.Don’t adjust your monitor, this man’s skin color really is blue! Paul Karason, a 57-year-old California resident, says his skin started turning blue about 14 years ago. That’s about the same time he began drinking colloidal silver which he believes is a cure-all for everything that ails you. [ Watch video ]. Read more in Madera Tribune: Skin treatment changes Maderan’s facial color