Eating the healthy way

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Eating the healthy way

• January 27,2009
• Dr H. N. MacCorkindale

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Healthy Foods
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Why do we need food?

• To produce energy
• Promote growth repair of tissues
• Regulate metabolism/processes

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Nutrients

• The chemical components of food which perform
  these functions are called nutrients

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6 Essential Nutrients

• Protein
• Carbohydrates
• Fats
• Vitamins
• Minerals
• Water

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Protein

• Meat, Fish, Cheese, Eggs, Milk
• Structural function
• Enzymes, hair, muscle
• Growth and repair

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Carbohydrates

• Energy source
• Sugars, breads, pasta
• Breathing, movement, warmth, growth and repair of
  body tissues

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Fats

• Butter, margarine, cheese
• Energy source
• Absorption of some vitamins
• Essential fatty acids

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Water

• Medium for reactions
• Make fluids such as tears, sweat and urine

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Vitamins

• Vitamin A (Carrots, tomatoes)
• Vitamin B (Potatoes)
• Vitamin C (Citrus fruits)
• Vitamin D (Fish oils)
• Vitamin E (Vegetable oils)
• Vitamin K (Green vegetables)

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Minerals

• Sodium
• Potassium
• Magnesium
• Iodine
• Chlorine
• Potassium

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Micronutrients

• Vitamin A To see in dim light
• Vitamin B Nervous system
• Vitamin C Aids in the absorption of Iron
• Iron Haemoglobin (Red blood cells)
• Iodine Thyroid hormone
• Zinc Immune system

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What is a balanced diet?

• A balanced diet contains carbohydrate, protein,
  fat, vitamins, mineral salts and fibre in the
  correct proportions

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Canadas Food Guide

• Vegetables and fruit 6 servings
• Grain products 6 servings
• Milk and Alternatives 4 servings
• Meat and alternatives 2 servings

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A Balanced diet
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Food Pyramid
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Deficiency disease

• Beriberi
• Scurvy
• Obesity
• Diabetes
• Heart Disease
• Nightblindness

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Summary

• Nutrients
• Balanced Diet
• Macronutrients
• Micronutrients
• Canadas Food Guide

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Questions Anyone?