Nutrition5 - Name Chemical Name Classification Main...

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Name Chemical Name Classification Main Function(s) Body System Significant Food Sources Deficiency symptoms side effects Vitamin A Retinol Fat-soluble vitamin It forms the retinal pigments, i.e., rhodopsin of rod cells and iodopsin of the cone cells. These cells enable the eyes to perceive light and color. Vitamin A prevents keratinisation (deposition of keratin) of the epithelial cells, which forms a lining of all the mucous membranes and glands. Spinach, milk and its products, fish liver oil, carrot, liver etc. Deficiency of vitamin A causes night blindness. Vitamin B1 Thiamin Water soluble vitamin Part of coenzyme (TPP) involved in carbohydrate and Branched- chain amino acids metabolism… Metabolism- energy releasing reactions Pork, ham, oysters, enriched (breads, pasta, cereals), whole grains Beri beri, anorexia and weight loss, apathy, decreased short term memory, confusion, irritability, muscle weakness, enlarged heart Vitamin B2 Riboflavin Water soluble vitamin It forms two co-enzymes, FMN and FAD. These co-enzymes are dehydrogenase s, which carry out oxidation reactions. It promotes carbohydrate and protein metabolism. Riboflavin is necessary for healthy skin, nerves and oral mucosa. The sources of riboflavin are yeast, beans, greenleaf vegetables, pulses, whole cereals, milk, egg, liver, yoghurt, etc. Lesions of the corners of the mouth, inflammation of the tongue and photophobia (eye sensitive to intense light).
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Vitamin B3 Niacin (nicotinic acid) Water soluble vitamin Niacin is effective in improving circulation and reducing cholesterol levels in the blood. Helps the body make various sex and stress- related hormones in the adrenal glands and other parts of the body. Beets, brewer's yeast, beef liver, beef kidney, fish, salmon, swordfish, tuna, sunflower seeds, peanuts, bread and cereals Indigestion, fatigue, canker sores, vomiting, and depression. Severe deficiency can cause a condition known as pellagra. Vitamin B5 Pantothenic acid Water soluble vitamin It forms a part of coenzyme A. Coenzyme A activates carboxylic acids in Kreb's cycle and other mechanisms. The sources of pantothenic acid are most of the foods. Deficiency of pantothenic acid results in fatigue, muscle cramps and poor nerve- muscle coordination. Vitamin B6 pyridoxine, pyridoxal, and pyridoxami ne Water soluble vitamin Vitamin B 6 is needed for more than 100 enzymes involved in protein metabolism Essential for red blood cell metabolism. The nervous and immune systems Whole grains, leafy vegetables, yeast, milk, egg, liver, kidney and fish. Deficiency of pyridoxine causes depression, anemia, dermatitis, diarrhea and retardation of growth.
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