The rhubarb diet is a fad diet, originating in the Huangdi Neijing, which is gaining popularity in Western Europe

Western Europe

Western Europe is a loose term for the collection of countries in the western most region of the European continents, though this definition is context-dependent and carries cultural and political connotations. One definition describes Western Europe as a geographic entity—the region lying in the...

. It entails substituting boiled rhubarb

Rhubarb

Rhubarb is a group of plants that belong to the genus Rheum in the family Polygonaceae. They are herbaceous perennial plants growing from short, thick rhizomes. They have large leaves that are somewhat triangular-shaped with long fleshy petioles...

 and dairy product

Dairy product

Dairy products are generally defined as foods produced from cow's or domestic buffalo's milk. They are usually high-energy-yielding food products. A production plant for such processing is called a dairy or a dairy factory. Raw milk for processing comes mainly from cows, and, to a lesser extent,...

s (normally milk

Milk

Milk is a white liquid produced by the mammary glands of mammals. It is the primary source of nutrition for young mammals before they are able to digest other types of food. Early-lactation milk contains colostrum, which carries the mother's antibodies to the baby and can reduce the risk of many...

) for two meals daily. The laxative

Laxative

Laxatives are foods, compounds, or drugs taken to induce bowel movements or to loosen the stool, most often taken to treat constipation. Certain stimulant, lubricant, and saline laxatives are used to evacuate the colon for rectal and/or bowel examinations, and may be supplemented by enemas under...

 effect of rhubarb may aid weight loss

Weight loss

Weight loss, in the context of medicine, health or physical fitness, is a reduction of the total body mass, due to a mean loss of fluid, body fat or adipose tissue and/or lean mass, namely bone mineral deposits, muscle, tendon and other connective tissue...

. Advocates claim that rhubarb increases the effect of iron

Iron

Iron is a chemical element with the symbol Fe and atomic number 26. It is a metal in the first transition series. It is the most common element forming the planet Earth as a whole, forming much of Earth's outer and inner core. It is the fourth most common element in the Earth's crust...

 from dairy products, causing the body to store less fat. People who have tried the diet claim they have lost, on average, 4 kilograms (8.8 lb) per month. Tabloids in the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 claim celebrities such as Keira Knightley

Keira Knightley

Keira Christina Knightley born 26 March 1985) is an English actress and model. She began acting as a child and came to international notice in 2002 after co-starring in the film Bend It Like Beckham...

, Geri Halliwell

Geri Halliwell

Geraldine Estelle "Geri" Halliwell is an English pop singer-songwriter, author and actress. After coming to international prominence in the late 1990s as Ginger Spice, a member of the girl group the Spice Girls, Halliwell launched her solo career in 1998 and released her album Schizophonic...

, Lily Allen

Lily Allen

Lily Rose Beatrice Cooper , better known as Lily Allen, is an English recording artist and fashion designer. She is the daughter of actor and musician Keith Allen and film producer Alison Owen. In her teenage years, her musical tastes evolved from glam rock to alternative...

 and Javine Hylton

Javine Hylton

Javine Dionne Hylton , often known simply as Javine, is an English singer. She is most notable for representing the UK at Eurovision Song Contest 2005; beating competition favourite, model Katie Price, for the ticket to Kiev...

have lost considerable weight while on the diet.