DEAR DR. GOTT: I am considering taking colloidal silver and want your opinion. Is it safe, or is it toxic?

DEAR READER: Colloidal silver is touted as a cure-all that boosts the immune system and treats a plethora of issues from viruses, cancer, HIV/AIDS, shingles and even prostatitis. There is no scientific evidence to substantiate such claims. It is not an essential mineral.

Colloidal silver is made up of tiny silver particles suspended in a liquid. It is available in oral, spray and topical forms. It is known to build up in the tissues of the body over time and most commonly results in a blue-gray discoloration of the skin, nails, gums, eyes and internal organs. While this isn’t a serious health problem, it is a serious cosmetic problem because the discoloration doesn’t go away even if the supplement is discontinued.
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