Nutrition basics
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Transcript of Nutrition basics
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Purbangshu Chatterjee
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Think CAN A CAR MOVE
WITHOUTFUEL?
SO OUR BODY NEED..
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NutritionThe basics
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Agenda Understanding Basics of NutritionMajor classes of NutrientsFunctions of NutrientsUnderstanding food PyramidsSummary
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Nutrition Nutrition is important for the body to survive. Very important for energy, growth, development, immunity & maintenance. We get this from Food
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Nutrients Grow, repair and maintain all body cells
Regulate body processes
Supply energy
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Six major classes of NutrientsCarbohydratesFats (lipids)ProteinsVitaminsMinerals WATER
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CarbohydratesKey to quick energy sources
Glucose – glycogen (liver/muscle ) fat
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ProteinsAmino acids ( 20 different)
9 essential – those needed by diet 11 Non essential – present in our bodyProteins Building Block of our Body Need for making Enzymes / Hormones Major ingredient of blood 1gm of protein needed per kg of body wt
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Fat (Lipids)Highest Source of energyMake skin glow improve your immune system
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VitaminsMaintenance & repair Fat Soluble A , D, E, K, Water Soluble
C (asborbic acid)B complex – thiamin, riboflavin, panthothenic acid, niacin, folate, biotin)
Anti-oxidants C E Beta Carotene (vit A)
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Minerals
20 different
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Water60 % of body is waterNeed 2.5 liters per dayElectrolyte
sodium, chloride, potassium, magnesium, calcium
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Food Pyramid
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SummaryBody needs food from all 6 basic food
groups. Our body needs balanced essential
nutrition to maintain optimal health Nutrient needs vary in different people of
all age groups
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