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Nutrient Groups and Functions. Nutrition : the science that deals with food and how food affects the body Nutrients : substances in food which have various jobs to do in the body Calories : Units which measure the energy value of a food (heat necessary to raise 1kg of H2O 1 degree C).
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Nutrition : the science that deals with food and how food affects the body Nutrients : substances in food which have various jobs to do in the body Calories : Units which measure the energy value of a food (heat necessary to raise 1kg of H2O 1 degree C) DEFINITION OF TERMS
WATER SOLUBLE VITAMINS • VITAMIN B • VITAMIN C • DISSOLVE IN WATER • CAN’T BE STORED
FAT SOLUBLE VITAMINS • VITAMIN A • VITAMIN D • VITAMIN E • VITAMIN K • CAN BE STORED IN THE BODY
COOK TO PRESERVE NUTRITIONAL VALUE * STEAM * MICROWAVE * COOK WITH SKIN ON
MINERAL FUNCTIONS AND SOURCES CALCIUM: BUILDS STRONG BONES AND TEETH REGULATES NERVE AND MUSCLES HELPS BLOOD TO CLOT FOUND IN MILK PRODUCTS AND BROCCOLI PHOSPHORUS BUILDS STRONG BONES AND TEETH REGULATES CELL ACTIVITY FOUND IN MILK PRODUCTS, DRIED BEANS, BREADS AND MEATS
IODINE: HELPS WITH THE ACTIVITY OF THE THYROID GLAND FOUND IN SEAFOODS AND IODIZED SALT IRON: HELPS FORMATION OF RED BLOOD CELLS FOUND IN MEATS, EGGS,WHOLE GRAINS DARK LEAFY GREENS AND DRIED FRUITS
MAGNESIUM: GOOD FOR MUSCLE AND NERVE FUNCTION HELPS BONES AND TEETH FOUND IN WHOLE GRAINS MEAT, MILK AND LEAFY GREENS ZINC: FOR GROWTH AND ENZYMES FOUND IN MEATS, SEAFOODS WHOLE GRAINS AND MILK
PROTEINS BUILD AND REPAIR BODY TISSUE 4 CALORIES/G COMPLETE: HAVE 9 ESSENTIAL AMINO ACIDS - COME FROM ANIMAL SOURCES INCOMPLETE: LACKING ONE OR MORE ESSENTIAL AMINO ACIDS - COME FROM PLANT SOURCES
PROTEINS FROM ANIMAL SOURCES ARE CALLED COMPLETE PROTEINS THEY CONTAIN ALL ESSENTIAL AMINO ACIDS
PROTEINS FROM PLANT SOURCES ARE CALLED INCOMPLETE THEY ARE LACKING ONE OR MORE ESSENTIAL AMINO ACIDS
CARBOHYDRATES PROVIDE ENERGY 4 CALORIES/GRAM
SIMPLE CARBOHYDRATES SUGARS - SINGLE SUGAR MOLECULES
COMPLEX CARBOHYDRATES STARCHES - LONG MOLECULES
FATS PROVIDES ENERGY: PROVIDES 9 CAL/G. Unsaturated FATS LIQUID AT ROOM TEMPERATURE Saturated Fats SOLID AT ROOM TEMPERATURE
FATS IN OUR DIETS COME FROM BOTH ANIMAL AND VEGETABLE SOURCES. NO MORE THAN 30% OF A DAY’S CALORIES SHOULD COME FROM FAT.