42 Fasting advocates

Otto Louis Moritz Abramowski was an Australian surgeon, naturopath, fruitarian and raw foodist.

Henry G. Bieler was an American physician and germ theory denialist, best known for his book Food is Your Best Medicine, which advocated the treatment of disease with foods. He is widely recognized as a pioneer in alternative medicine who used non-pharmaceutical, diet-based therapies to treat his patients. Bieler opposed the use of any drugs, including aspirin.

Béla Bicsérdy was a Hungarian pioneer in health culture, lifestyle reformer, alternative medicine advocate, lecturer, author of many books, athlete, supporter of rawism, fasting and holistic therapies.

Paul Chappuis Bragg was an American alternative health food advocate and fitness enthusiast. Bragg's mentor was Bernarr Macfadden. He wrote on subjects such as Detoxification, dieting, fasting, longevity, orthopathy and physical culture.

Johanna Brandt was a South African propagandist of Afrikaner nationalism, spy during the Boer War, prophet and writer on controversial health subjects.

Rudolf Breuss was an Austrian naturopath and alternative cancer treatment advocate.

Hereward Carrington was a well-known British-born American investigator of psychic phenomena and author. His subjects included several of the most high-profile cases of apparent psychic ability of his times, and he wrote over 100 books on subjects including the paranormal and psychical research, conjuring and stage magic, and alternative medicine. Carrington promoted fruitarianism and held pseudoscientific views about dieting.

Thierry Casasnovas is a controversial figure from the French world of alternative health. Without medical training, he gives advice on health and nutrition on the web, and he is a prolific videographer, author of several hundred videos on YouTube. Some practices that he advises are considered without a scientific basis or even dangerous for health by dieticians and doctors.

Gabriel is an American homeopath, and spiritualist and practitioner of holistic medicine. In 1976, Cousens legally changed his name from Kenneth Gabriel Cousens to Gabriel. Cousens advocates live foods therapy, a nutritional regimen which he says can cure diabetes, depression and other chronic degenerative diseases. He is the founder of the "Essene Order of Light", a spiritual organization based upon teachings from the Jewish Kabbalah, the Torah, and modern interpretations of the Essenes. The Essenes are a mystical group from the second century B.C.E. who lived in community, eschewed materialism and grew their own food. The modern Essene movement was founded by Edmond Bordeaux Szekely, a religious scholar who promoted a simple holistic lifestyle of meditation and raw vegan eating and published several books on the Essenes in the early 20th century. Essene Order of Light is taught by Cousens at "Tree of Life Foundation," an organization directed by Cousens and headquartered at its "Tree of Life Rejuvenation Center" in Patagonia, Arizona. Cousens has authored nine books and tours internationally promoting his ideas on food and his spiritual beliefs.

Jorge Cruise is a Mexican author, fitness trainer and proponent of intermittent fasting and low-carbohydrate dieting. He is the author of The Cruise Control Diet (2019) as well as books on The New York Times bestseller list: The 100 (2013), The Belly Fat Cure (2010), Body at Home (2009), The 12-Second Sequence (2009), The 3-Hour Diet (2006), and 8 Minutes in the Morning (2002).

Emmet Densmore was an American businessman, physician and natural hygiene advocate who promoted an early version of the Paleolithic diet.

Susanna Way Dodds was an American physician, hydrotherapist and natural hygiene proponent.

Marion Wallace Dunlop was a Scottish artist and author. She was the first and one of the most well known British suffragettes to go on hunger strike, on 5 July 1909, after being arrested in July 1909 for militancy. She said she would not take any food unless she was treated as a political prisoner instead of as a common criminal. Wallace Dunlop's mode of protest influenced suffragettes after her and other leaders like M. K. Gandhi and James Connolly, who also used fasting to protest British rule. She was at the centre of the Women's Social and Political Union and designed processions and banners for them.

Arnold Ehret was a German naturopath and alternative health educator, best known for developing the Mucusless Diet Healing System. Ehret authored books and articles on dieting, detoxification, fruitarianism, fasting, food combining, health, longevity, naturopathy, physical culture and vitalism.

Jesse Mercer Gehman was an American naturopath, vegetarianism activist and amateur wrestler associated with the natural hygiene and physical culture movement.

Symon Gould was an American politician and vegetarianism activist. He was the co-founder of the American Vegetarian Party, formed in 1948.

Harry Edwin Bruce Bruce-Porter K.B.E., C.M.G., M.D. was a British physician and writer.

John Haddon was a Scottish physician, dietitian and vegetarianism activist.

Linda Laura Hazzard, nicknamed the "Starvation Doctor" was an American quack, swindler and serial killer noted for her promotion of fasting as a treatment. Hazzard was imprisoned by the state of Washington for a number of deaths at a sanitarium she operated near Seattle in the early 20th century. Her treatments were responsible for at least fifteen deaths. Hazzard herself died during a fast in 1938.

Joseph Stenson Hooker (1853–1946) L.R.C.P., L.R.C.S. was a British physician, naturopath, vegetarianism activist and writer.

Jasmuheen is a proponent of "pranic nourishment" or breatharianism, the practice of living without food or fluid of any sort and regarded by the scientific community as a lethal pseudoscience. She makes appearances at New Age conferences worldwide, has hosted spiritual retreats in Thailand and has released books and audio recordings.

Adolf Just was a German naturopath. He was the founder of the sanatorium Jungborn in Eckertal (resin).

Michael A. Klaper is an American physician, vegan health educator, conference and event speaker, and an author of articles and books of vegan medical advice. Graduating from medical school in 1972, Klaper became a vegan ten years later and subsequently became active in the area, publishing three books advocating veganism and serving as a founding director of the Institute of Nutrition Education and Research.

Bernhardt "Ben" Klassen was an American politician and white supremacist religious leader. He founded the Church of the Creator with the publication of his book Nature's Eternal Religion in 1973. Klassen was openly racist, antisemitic and anti-Christian and first popularized the term "Racial Holy War" within the White Power movement.

John Steven "Jay" Kordich was an American author and advocate of juicing and juice fasting. Kordich was best known as the "Juiceman" and the "Father of Juicing" in the United States.

Gilman Low was an American physical culturalist, strongman and promoter of vegetarianism.

Benedict Lust was a German-born American who was one of the founders of naturopathic medicine in the first decades of the twentieth century.

Bernarr Macfadden was an American proponent of physical culture, a combination of bodybuilding with nutritional and health theories. He founded the long-running magazine publishing company Macfadden Publications. He was the predecessor of Charles Atlas and Jack LaLanne; together they shaped the American cultural trend of "obsession with diet, health and fitness". However, Macfadden himself thought it best "to live a wholesome, rational life, and to forget the body as much as possible."

Frank Joseph McCoy was an American chiropractor and alternative health author, known for his book The Fast Way to Health, as well as his nationally syndicated health- and nutrition-related newspaper columns and radio broadcasts. He was active between 1923 and 1940. His ideas were criticized by medical experts as quackery.

Mary Sargeant Gove Nichols, also known by her pen name Mary Orme, was an American women's rights and health reform advocate, hydrotherapist, vegetarian and writer.

Asenath Hatch Nicholson was an American vegan, social observer and philanthropist. She wrote at first hand about the Great Hunger in Ireland in the 1840s. She observed the famine as she distributed bibles, food, and clothing.

Felix Leopold Oswald was a Belgian American physician, naturalist, secularist and freethought writer.

Charles Edward Page, best known as Charles E. Page, was an American physician, hydrotherapist, natural hygiene advocate and anti-vaccinationist.

Edward Earle Purinton was an American businessman, naturopath, philosopher and self-help writer.

Johann Schroth was an Austrian naturopath.

Upton Beall Sinclair Jr. was an American writer, political activist and the 1934 Democratic Party nominee for Governor of California who wrote nearly 100 books and other works in several genres. Sinclair's work was well known and popular in the first half of the 20th century, and he won the Pulitzer Prize for Fiction in 1943.

Edmond Bordeaux Szekely was a Hungarian philologist/linguist, philosopher, psychologist and natural living enthusiast. Szekely authored The Essene Gospel of Peace, which he claimed he had translated from an ancient text he supposedly discovered in the 1920s. Scholars consider the text a forgery.

Henry Samuel Tanner was a physician who advocated fasting. He fasted for 40 days in Manhattan, New York City in 1880.

Carlson Wade (1928–1993) was an American alternative health writer who authored many books promoting detoxification, fasting, juicing, megavitamin therapy, natural foods and raw food dieting. He developed a fad diet known as the Enzyme-Catalyst Diet.

Robert Walter was a Canadian American physician and natural hygiene proponent.

George Stephen Weger was an American physician and natural hygiene proponent.

Leonard Llewelyn Bulkeley Williams was a Welsh physician and writer best known for his research on obesity and advocacy of a raw vegetarian diet.