1. Nutrition

2. Introduction
What is the first thing that comes to mind when you hear the word “nutrition”?
Does this differ when you hear the word “food”?
What about the word “diet”?

3. This course
Syllabus review
Class expectations
Website

4. Food Why do you eat what you eat? Environment Health Senses
Culture / Religion
Genetics

5. Terminology
Nutrients: “Any substance in food that the body can use to obtain energy, synthesize tissues, or regulate functions.” (Insel & Roth, 2010, Pg 11)
Essential Nutrients:
Must be obtained by eating food

6. Nutrients Six classes of nutrients: Carbohydrates Lipids (fats)
Proteins
Vitamins
Minerals
Water

9. Energy What is one of the main reasons you eat food? Energy!
Only three classes of nutrients supply energy
How is energy from food measured?
Kilocalorie vs calorie

10. Introducing the Nutrients
Energy in foods
Measured in kilocalories (kcal)
Discovering Nutrition, 2010 10

11. Recommended Calorie Intake
In General:
However, everyone is different
Gender, age, body size & activity level all play a role.
Men
2,500 – 2,800
Women
1,800 – 2,000
Children
1970 for boys
1740 for girls

12. How much energy do you need?
Resting Metabolic Rate
Basal Metabolic Rate
Your body weight in pounds x 10 = BMR
You’ll need to factor your activity level
BMR x 0.30 for moderate activity
BMR x 0.40 – 0.60 for very physically active
Add BMR + activity for daily calorie needs