Purbangshu Chatterjee

Think CAN A CAR MOVE

WITHOUTFUEL?

SO OUR BODY NEED..

NutritionThe basics

Agenda Understanding Basics of NutritionMajor classes of NutrientsFunctions of NutrientsUnderstanding food PyramidsSummary

Nutrition Nutrition is important for the body to survive. Very important for energy, growth, development, immunity & maintenance. We get this from Food

Nutrients Grow, repair and maintain all body cells

Regulate body processes

Supply energy

Six major classes of NutrientsCarbohydratesFats (lipids)ProteinsVitaminsMinerals WATER

CarbohydratesKey to quick energy sources

Glucose – glycogen (liver/muscle ) fat

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

Fat (Lipids)Highest Source of energyMake skin glow improve your immune system

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)

Minerals

20 different

Water60 % of body is waterNeed 2.5 liters per dayElectrolyte

sodium, chloride, potassium, magnesium, calcium

Food Pyramid

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