It looked like a magic wand: a glass tube humming with a faint violet glow, promising to cure baldness, wrinkles, arthritis, and “nervous exhaustion” with nothing more than a crackling tingle. For forty years, the violet ray machine sat in millions of American bathroom cabinets — cheap, legal, and almost entirely useless for anything it claimed to treat. This is the real story of the device, from Nikola Tesla’s high-frequency lab experiments through Sears catalog sales, John Harvey Kellogg’s Battle Creek Sanitarium, and the decades-long crusade by the AMA and FDA that finally caught up with it.
Shop the styles/items featured in this video:
- Quackery: A Brief History of the Worst Ways to Cure Everything (book)
- Tesla: Inventor of the Electrical Age (book)
- Antique Medical & Scientific Instrument Collector’s Guide (book)
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