The e-mail has circulated widely, though it's not clear if any Japanese victims have turned to homeopathy.
The advice to use homeopathic treatments on radiation victims is irresponsible and dangerous. Homeopathic preparations have no active ingredients and are therefore worthless. Homeopathic medicines are often so literally watered-down that they don't contain a single molecule of the original medicine or substance: The patient is drinking nothing but water.
Last year, the British Science and Technology Select Committee conducted a comprehensive study into whether homeopathy has any scientific validity. The report was devastating: "Homeopathy is not efficacious, and explanations for why homeopathy would work are scientifically implausible."
Phil Plait, a writer for the Bad Astronomy website (devoted to science-based public policy), said he was concerned that people might take the recommendations from Homeopathy Plus seriously.
"I notice they recommend a 30C dose of X-rays. X-rays are just a form of light," he told Discovery News. "I don't see how zapping water with X-rays and then diluting it gives you anything but what you started with: water. And using that to treat cancer is maybe not your best bet."