Dr. James Ellis Barker

James Ellis Barker ( May 9, 1870 – July 16, 1948) was a British historian, journalist, lay homeopath and naturopath. He was also an alternative cancer treatment advocate who promoted the idea that cancer is caused by autointoxication from chronic poisoning and vitamin starvation. Barker was taught homeopathy by John Henry Clarke. He became an influential British homeopath and took over the editorship of The Homeopathic World from Clarke in 1932. He renamed the magazine Heal Thyself which he co-edited with his wife, Eileen Homer. Barker stated that cancer stemmed from autointoxication of the bowel. He stated that constipation is caused by the overuse of food preservatives, stress and the lack of "natural foods" in the diet. In 1924, her authored the book Cancer: How It Is Caused; How It Can Be Prevented, which ran to more than 400 pages. He recommended a high-fibre diet plenty of exercise. He campaigned for the consumption of raw vegetables and undried meats.