I was interested in the letter from a reader who applied tincture of iodine to his nails to fight fungus. He mentioned that it stains the nails brown. I am surprised you did not tell him that ...

You are correct that it kills fungus. Tincture of iodine is dark brown, and it can stain, so not everyone will want to use it on the face. Other readers have also reported success applying ...

This dye is called Lugol’s iodine stain. This trial is supported by Cancer Research UK. Doctors can treat cancer of the mouth and throat with surgery. During surgery, they can see where the cancer ...

This dye is called Lugol’s iodine stain. This trial is supported by Cancer Research UK. Doctors can treat cancer of the mouth and throat with surgery. During surgery, they can see where the cancer ...

Stain Rx boasts that it can remove wine, berry, coffee, blood, iodine and hair dye stains — the typical shrapnel from a successful Saturday night. So, I grab an old T-shirt and commence a ...