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Water soluble vitamins ГАПОУ НСО«Барабинский медицинский колледж» Подготовила преподаватель Калинина Е.В.
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Vitamins Organic, essential nutrients Needed in the body in small amounts Perform specific functions that promote growth Reproduction Maintenance of health and life
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Vita – vital to life Amine – first thought to be an amino acid Two groups Water soluble Fat soluble
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Water Soluble Vitamins Soluble in water Not stored in the body (to any degree) Most are not toxic Excreted by the kidneys in the urine Need a constant supply B Complex Vitamins Vitamin C
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The B Vitamins The B vitamins are very active in the body Some form parts of coenzymes assists enzymes in the release of energy. Some participate in metabolism and cell multiplication.
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Thiamin (Vit B¹) Necessary for energy metabolism Deficiency Beri-Beri Enlarged heart and possible cardiac failure Muscular weakness Apathy, poor short-term memory, confusion, and irritability Anorexia and weight loss
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Thiamin (Vit B¹)
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Wet beriberi presents with edema. Dry beriberi presents with muscle wasting. Toxicity None knownNone known
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Thiamin Food Sources Whole-grain, fortified or enriched grain products Pork Soy milk Moderate amounts in all foods
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Riboflavin (Vitamin B 2 ) Necessary for energy metabolism Deficiency Disease – ariboflavinosis Inflamed eyelids, Sensitivity to light, Reddening of the cornea
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Riboflavin (Vitamin B 2 ) Deficiency continued: Cracks and redness at the corners of the mouth (Cheilosis) Painful, smooth and purplish red tongue Skin lesions covered with greasy scales Toxicity - None
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Riboflavin (Vitamin B 2 ) Deficiency
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Food sources Liver Milk products, including yogurt and cheese Enriched and whole grains
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Niacin (B³) Functions in energy metabolism Deficiency Disease – Pellagra Deficiency Symptoms Diarrhea, abdominal pain, and vomiting Inflamed, swollen, smooth and bright red tongue Depression, apathy, fatigue, loss of memory, and headache Rash when exposed to sunlight
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Pellagra Characterized by: 4 “D’s ” Diarrhea Dermatitis Dementia Death Caused by: 3 “M’s” Maize Molasses Meat
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Niacin Toxicity Niacin flush dilates the capillaries and may be painful. Toxicity Symptoms Painful flush, hives and rash Excessive sweating Blurred vision Liver damage Impaired glucose tolerance
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Niacin (Vitamin B 3 ) Niacin Food Sources Milk Eggs, meat, poultry and fish Whole-grain and enriched breads and cereals Nuts and all protein-containing foods
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Niacin (Vitamin B 3 ) Niacin can be made in the body from Tryptophan (amino acid) 60 Tryptophan = 1 Niacin
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Vitamin B5 (pantothenic acid) plenty of important B5 vitamin roles within the body: converting nutrients from food into energy,energy balancing blood sugar, reducing bad cholesterol, cholesterol lowering high blood pressure, preventing nerve damage and pain, preventing heart failure.
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Pyridoxine Vitamin B 6 Necessary for fatty acid and amino acid metabolism Necessary for the formation of red blood cells Necessary for the reaction which converts Tryptophan to Niacin
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Vitamin B 6 Deficiency Symptoms Scaly dermatitis Anemia Depression, confusion, Convulsions
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Vitamin B 6 Vitamin B 6 Toxicity Toxicity Symptoms Depression, fatigue, irritability, and headaches Nerve damage causing numbness and muscle weakness leading to inability to walk Convulsions Skin lesions
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Vitamin B 6 Vitamin B 6 Food Sources Meats, fish, poultry and liver Legumes and soy products Non-citrus fruits Fortified cereals
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Vitamin B 7 Biotin
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Folate Also known as Folic Acid Folate and Neural Tube Defects Neural tube defects include Spina Bifida and Anencephaly. There are higher recommendations for pregnant women.
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Folate Folate and Heart Disease High levels of homocysteine and low levels of folate increase risk of heart disease. Folate breaks down homocysteine. Folate may help to prevent cancer.
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Folate Folate Deficiency Deficiency Symptoms Macrocytic anemia, Smooth, red tongue Folate Toxicity Masks vitamin B 12 deficiency symptoms
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Folate Folate Food Sources “Foliage” Fortified grains Leafy green vegetables Legumes and seeds Liver
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Vitamin B 12 (Cobalamin) Vitamin B 12 is necessary for: the synthesis of new cells, maintenance of nerve cells, helps break down some fatty acids and amino acids.
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Vitamin B 12 Deficiency Disease: Pernicious Anemia Symptoms Anemia Fatigue and depression Degeneration of peripheral nerves progressing to paralysis
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Atrophic gastritis in older adults destroys stomach cells, which diminishes intrinsic factor and hydrochloric acid production. Vitamin B 12 binds with intrinsic factor in the small intestine for absorption No known toxicities Vitamin B 12
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Vitamin B 12 (Cobalamin) Vitamin B 12 Food Sources Only found in animal products Meat, fish, poultry, and shellfish Milk, cheese and eggs Fortified cereals
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Vitamin C Also known as Ascorbic Acid Functions As an Antioxidant Defends against free radicals Protects tissues from oxidative stress As a Cofactor in Collagen Formation Collagen is used for bones and teeth, scar tissue, and artery walls. Works with iron in collagen formation
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Vitamin C needs increase during body stress, i.e. infections, burns, extremely high or low temperatures, certain medications, smoking. As a Cure for the Common Cold Some relief of symptoms
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Vitamin C Deficiency Deficiency disease is called scurvy Deficiency Symptoms Anemia – small cell type Atherosclerotic plaques and pinpoint hemorrhages Bone fragility and joint pain Poor wound healing and frequent infections Bleeding gums and loosened teeth Muscle degeneration and pain, hysteria, and depression Rough skin and blotchy bruises
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Vitamin C Toxicity Toxicity Symptoms Nausea, abdominal cramps, diarrhea, headache, fatigue and insomnia Hot flashes and rashes Interference with medical tests, creating a false positive or a false negative
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Vitamin C Food Sources Citrus fruits, cantaloupe, strawberries, papayas and mangoes Cabbage-type vegetables, dark green vegetables like green peppers and broccoli, lettuce, tomatoes and potatoes
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Список использованных источников 1. http://ru.spiderpic.com/search/vitamins-health http://ru.spiderpic.com/search/vitamins-health 2. http://thenewpillbox.com/over-the-counter/vitamins-1/ http://thenewpillbox.com/over-the-counter/vitamins-1/ 3. http://www.shutterstock.com/ru/s/food+supplement/search- vectors.html http://www.shutterstock.com/ru/s/food+supplement/search- vectors.html http://www.shutterstock.com/ru/s/food+supplement/search- vectors.html 4. http://posterok.com/catalog/berries+fruits+vitamins/0/ http://posterok.com/catalog/berries+fruits+vitamins/0/ 5. http://draxe.com/vitamin-b5/ http://draxe.com/vitamin-b5/ 6. http://freefitnesstips.co.uk http://freefitnesstips.co.uk 7. http://www.easy-immune-health.com/vitamin-b-12-deficiency- symptoms.html http://www.easy-immune-health.com/vitamin-b-12-deficiency- symptoms.html http://www.easy-immune-health.com/vitamin-b-12-deficiency- symptoms.html 8. http://shantalspick.net/2015/08/17/vitamin-c/ http://shantalspick.net/2015/08/17/vitamin-c/
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