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Food Technology- Minerals and Vitamins
Fichas del conjunto (13)
- 1VITAMIN DKNOWN AS: calciferol (Whut)
SOURCES: It is found in food and is produced under the skin. Sunlight (ultaviolet) causes the action.
Vitamin D is added to margarine
Fatty fish is a good source!
Eggs also have vitamin D
STABILITY: they're part of the fat soluble ADEK! it doesnt leak into water and most cereals contain vitamin D.
FUNCTION: aids absorption of calcium to ensure strong teeth and bowels. excess is stored in fatty tissues.
DEFICIENCY: can cause rickets an pregnant woman needs more vitamin D. - 2Vitamin AKNOWN AS: Retinol and Carotene
SOURCES: found in liver, eggs, butter and fish oils. vitamin A is added to margarine.
STABILITY: part of the fat soluble ADEK! it is destroyed by heat and air, not lost in water and poor storage and frying loses it.
FUNCTION: helps bones to grow, aids night vision and forms skin cells
DEFICIENCY: Can result in dry skin, slow growth in children, impaired vision and sometimes leads to blindness - 3Vitamin EKNOWN AS: tocopherol
SOURCES: found in vegetable oils, nuts, seed and cereal products.
STABILITY: Part of the fat Soluble ADEK! It is stable when heated and doesnt dissolve in water.
FUNCTION: keeps lungs and red cells healthy. can prevent certain cancers and can be used to preserve fats and oils. It is found in all body cells.
DEFICIENCY: rarely found - 4Vitamin KSOURCES: found in liver and leafy green vegetables. fruits, dairy products, oils, cereals and meat.
STABILITY: Part of the Fat soluble ADEK! stable when heated.
FUNCTION: essential to aid blood clotting, and regulates calcium in the blood
DEFICIENCY: prevents blood clotting, can cause internal bleeding. could lead to anemia. excess vitamin K causes no problems. - 5Vitamin BKNOWN AS: Vitamin B complex- thiamin, niacin, riboflavin and folic acid.
SOURCES: cereals, yeast, dairy and pulses
Thiamin: brazil nuts and peanuts
Riobflavin: Almonds mushrooms and broccoli
Niacin: Dried peaches, peanuts
Folic acid: present in green vegetables.
STABILITY: all water soluble. should not be exposed to light.
FUNCTION: thiamin helps to release energy from fats and carbohydrates. Riboflavin releases energy from food, and niacin forms part of enzyme.
DEFICIENCY: Cause lose of appetite, confusion, beri-beri and cracked lips. Lack of folic acid during pregnancy can lead to spinabifida. - 6Vitamin CKNOWN AS: asorbic acid
SOURCES: citrus fruits, strawberries, green vegetables and peppers.
STABILITY: water soluble. easily destroyed by heat.
FUNCTION: helps absorb calcium and iron. protects against infection.
DEFICIENCY: slow healing wounds, poor skin and scurvy - 7IodineSOURCES: seafood, seaweed,milk,meat and eggs.
FUNCTION: needed for the development of the nervous system. used to maintain metabolism.
DEFICIENCY: can cause goitre (swelling on the neck) - 8CalciumSOURCES: milk and cheese. canned fish and leafy green vegetables and hard water.
FUNCTION: works with phosphorus to give strength to bones and teeth, it is required to form blood clots, it aids vitamin D and is needed to be consumed everyday to replace bone.
DEFICIENCY: Can cause oesteoporosis (bones become weak and break) muscle and nerves also don't work properly - 9SodiumSOURCES: found in most fish and added to most manufactured foods. it also forms part of a flavour enhancer.
FUNCTION: sodium is salt. it is used to preserve meats and maintain extra cellular fluids.
DEFICIENCY: Body needs it in hot climates. people suffering with high blood pressure might need a salt free diet. - 10PhosphorusSOURCES: found in most plant and animal cells. cereals, meat and nuts.
FUNCTION: aids the formation of bones and development of teeth, it also provides energy.
DEFICIENCY: it is unknown in humans. but can cause tetany (twitching) and muscles become flaccid - 11PottasiumSOURCES: found in yeast extract, leafy green vegetables and fruit juices.
FUNCTION: Pottasium works with sodium. Allows electrolytes to move in and out of cells.
DEFICIENCY: can cause heart attacks. - 12IronSOURCES: liver, kidney, dried fruit, pulses and white bread.
FUNCTION: helps transport oxygen around the body. produces energy, important with haemoglobin. More iron is needed during pregnancy and vitamin C is required for it to be absorbed.
DEFICIENCY: leads to anaemia, your general health is affected and so is concentration - 13FlourideSOURCES: seafood and flouriated water.
FUNCTION: helps calcium stay in bones. combines with tooth enamel to protect.
DEFICIENCY: can lead to tooth decay
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- Food technology, vitamins and mineral... I SHALL REMEMBER THEM!
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- evie.daines
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