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NUTRITION

NUTRITION. The science that studies food and how it benefits the body. Satisfying Hunger. You need energy You feel hungry You eat to get rid of hunger You feel satisfied You need more energy The cycle repeats. 7 Primary Nutrients. Carbohydrates Protein Fat Minerals Vitamins Water

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NUTRITION

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  1. NUTRITION The science that studies food and how it benefits the body

  2. Satisfying Hunger • You need energy • You feel hungry • You eat to get rid of hunger • You feel satisfied • You need more energy • The cycle repeats

  3. 7 Primary Nutrients • Carbohydrates • Protein • Fat • Minerals • Vitamins • Water • Fiber

  4. Carbohydrates :primary source of energy • Body uses carbs to make glucose which is the fuel that gives you energy • Glucose can be used immediately or stored in liver and muscles • Can be found in fruits, vegetables, grains, milk products, and foods containing added sugars • Recommended daily intake = 300 grams

  5. Simple vs. Complex Carbs • Simple carbs– Made up of one or two sugars, absorbed quickly. Examples are syrups, soda, fruits, etc. • Complex carbs– Also known of starches, made up of 3 or more linked sugars. They take the longest to digest. Examples are pasta, rice, breads, etc.

  6. Proteins • Essential for body growth and repair of body cells and tissue • Proteins are made up of amino acids • Essential amino acids – amino acids that can’t be made by our bodies. It is essential that our diet provides these. • Examples are meat, poultry, fish, cheese, milk, eggs, etc. • Recommended daily intake = 50 grams

  7. Fats • Another source of energy, essential for normal body functioning. • Healthy fats – monounsaturated and polyunsaturated fats (nuts, vegetable oils, fish) • Unhealthy fats – trans fats, saturated fats, and cholesterol (fatty meats, cheeses, butter, whole milk, etc.) • Recommended daily intake = 65 grams

  8. Vitamins • Organic substances (made by plants or animals) that your body needs to grow and develop normally. Vitamins play a unique role in boosting and maintaining your health. • Can be found in fruits, vegetables, whole grain breads, etc.

  9. Minerals • Inorganic (not made by living things) substances that are essential for the proper functioning of the body. • Calcium and phosphorus are the main mineral components of the human bones and teeth • Examples include sodium, potassium, calcium, chloride, etc.

  10. Water • Essential to our body because it carries nutrients • Approximately 60% of the adult human body is composed of water • Assists in digestion and maintaining body temperature (sweating) • Estimated water requirement for average adult =2 liters/day • Sources include juices, milk, fruits, vegetables

  11. Fiber • Plays crucial role in the proper functioning of the gastrointestinal system • Low dietary fiber may result in severe constipation or disease of the colon • Natural sources include fruits, vegetables, cereals, etc • Recommended daily intake = 25 grams

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