1. Nutrition

2. Nutrients
A nutrient is any substance found in food that is used by the body to meet important needs.
There are six nutrients that you need to know by heart. You can find different amounts in different types of food, and they are all responsible for different roles in the body.

3. Six nutrients you need to know by heart
Proteins
Carbohydrates
Fats
Water
Vitamins
Minerals

4. Nutrients
Fill in the table on your sheet by providing some examples of different foods.

5. Don’t write this, just think about it…
It takes energy to heat up water.
How much energy is required to heat up 1 gram of water by 1°C?
1 Calorie!

6. Proteins (4 cal/g)
Proteins are complex molecules that build and repair cells and tissues.
Proteins are made up of chains of molecules called amino acids
There’s lots of protein in dairy products, meat, nuts, eggs, legumes, and tofu.

7. Proteins

8. Proteins
Protein Amino acids

9. Some amino acids

10. Carbohydrates (4 cal/g)
These are the body’s main source of energy (even though fat provides more energy per gram). This is because you consume more carbs than fat.
They’re composed of sugar structures called saccharides.

11. Carbohydrates (4 cal/g)

12. Carbohydrates (4 cal/g)
Monosaccharides (single sugar molecule) Ex: glucose and fructose

13. Carbohydrates (4 cal/g)
Monosaccharides (single sugar molecule) Ex: glucose and fructose

14. Carbohydrates (4 cal/g)
Disaccharides (2 sugar molecules joined together) Ex: lactose

15. Carbohydrates (4 cal/g)
Disaccharides (2 sugar molecules joined together) Ex: lactose

16. Carbohydrates (4 cal/g)
Polysaccharides (long chain of sugar molecules) Ex: starch

17. Carbohydrates (4 cal/g)
Polysaccharides (long chain of sugar molecules) Ex: starch

18. Carbohydrates (4 cal/g)
Monosaccharides (ex: glucose and fructose) and disaccharides (ex: lactose) can be found in fruits, pastries, granulated sugar, and milk.
Polysaccharides are found in bread, pasta, rice, potatoes, and tapioca.

19. Fats… aka lipids (9 cal/g)
Fats provide energy, cushioning for organs, and insulating the body.
Fats can come together to make a cell membrane or a hormone.
They are found in dairy products (unless skimmed), oil, butter, meats, etc.

20. Fats…aka lipids (9 cal/g)

21. Fats…aka lipids (9 cal/g)
Glycerol

22. Fats…aka lipids (9 cal/g)
Glycerol
Fatty acids

23. Fats…aka lipids (9 cal/g)

25. Saturated fat demo

26. Saturated Fats
A saturated fat is a chain of carbon atoms that is completely filled with hydrogen atoms. An unsaturated fat does not have as many hydrogen atoms.
Saturated fats are bad for you. Don’t eat too many.

27. Can you spot the difference?

29. How to burn 200 calories