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Nutrients - definition

Chemical compounds in food to provide fuel for energy (measured in kilocalories), growth, maintenance and to regulate body processes.

1

Six classes of nutrients

Carbohydrates, fats, protein, vitamins, minerals, water

2

Phytochemicals - definition

Non-nutrient compounds that contribute to health and may play a role in fighting chronic diseases

3

Nutrition - definition

A science that studies how nutrients and compounds in foods nourish and affect body functions and health.

4

Macronutrients - def

Energy yielding nutrients needed in higher amounts, like lipids, carbohydrates, and proteins

5

Macronutrients -

Needed in smaller amounts, like vitamins and minerals.

6

Energy from carbs, proteins and fats

Carbs - 4 kcal/g
Proteins - 4 kcal/g
Fats - 9 kcal/gram