Kidney Bean Essay

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Phaseolus vulgaris L. (Leguminosae/Fabaceae) is commonly known as kidney bean. It is named so because of its resemblance in shape and colour to human kidney [1]. It is an edible item consumed by large number of people in Asian and Eastern countries. It is a sub-erect or twining annual herb. It was the first cultivated crop by the early humans. It is considered to have originated from Peru. Then it spread to Central and South America by Indian traders who brought it from Peru. But it is now grown extensively throughout the warm regions of the world except Antartica [2,3].
Kingdom Plantae – plantes, Planta, Vegetal, plants.
Division Tracheophyta – vascular plants, tracheophytes
Class Magnoliopsida
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In Latin it is known as Fructus phaseoli sine semine or Phaseoli pericarpium, in German it is Bohnenhülsen and Schminckbohne and in French it is ‘Gousses d’haricot’ [4]. In Indian languages Phaseolus vulgaris is called as - Tingalavari in Kannada, Rajma in Hindi, Fansi in Gujarati, Fraa’sh bean in Kashmiri, Pharas bee in Marathi and Fras bean in Punjabi [2].
Health benefits of Red Kidney Beans
Since red kidney beans are rich in nutritious components so it provides lot of health benefits to humans. It is also called poor man’s meat because of its high protein content [5].It helps in fulfilling the daily protein requirement especially to the vegetarians. It provides the essential soluble and insoluble fiber to the body. Soluble fiber means fiber which dissolves easily in water. Soluble fiber present in kidney beans helps in binding the bile attached with digestive tract and cholesterol and helps in flushing it out of the body thus helps in lowering the cholesterol levels. A study published in the Archives of Internal Medicine confirms that eating high fiber foods, such as kidney beans, helps prevent heart disease. Insoluble fiber is also indigestible fiber which is tough and does not easily break. It adds bulk to the stool and helps in overcoming constipation problem. Even consuming red kidney beans regularly increases the
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Antioxidants play an important role in prevention of cardiovascular diseases. Numerous epidemiological and clinical studies showed that higher consumption of dietary fibers can lower the chances of cardiovascular diseases due to their effects on LDL-cholesterol [6].
Toxic effect
We have to be cautious when cooking kidney beans and should wash them thoroughly because when they are raw, kidney beans contain high amounts of the toxin, Phytohaemagglutinin. This toxin can cause extreme nausea and diarrhea so one must make sure to soak the red kidney beans thoroughly before cooking [3].

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