Curing cancer with herbal remedies - a case for shamans and herb women? Not at all, for many chemotherapies to fight cancer applied in modern medicine are natural products or were developed on the basis of natural substances.

Milk thistle extract, an herbal remedy since the times of the ancient Greeks and Romans, is today one of the most popular herbal supplements, with U.S. retail sales of nearly nine million dollars.

The herbal medicine Dan Shen, a standard treatment for ischemic stroke in China, lacks strong scientific evidence to support such use.