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Essential Nutrients for a Healthy Body

Learn about the vital nutrients your body needs to thrive and the dietary guidelines to follow for optimal health. Explore the importance of carbohydrates, fats, protein, vitamins, minerals, and water in maintaining a balanced diet.

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Essential Nutrients for a Healthy Body

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  1. Aim: What nutrients does our body need? Do Now: Write the Dietary Guidelines your group made on Monday on the board.

  2. USDA Dietary Guidelines • Balance calorie intake • Maintain a healthy body weight • Keep physically active • Eat the right foods in the right amounts • If in doubt, toss it out • Adults who use alcohol should use it only in moderation

  3. Carbohydrates • The body’s first source of energy. • Two types of carbohydrates: • Complex • Simple • Fiber- an indigestible carb. necessary to regulate the body. • Found in stringy veggies, or food with edible skins.

  4. Fats • The body’s second source for energy • The different fats (mono, poly) have to do with the amount of hydrogen • Fat is needed for protection. • Found in meat and diary products (sat. fat) • Found in fish, nuts, and vegetable oils (unsat. fat)

  5. Protein • Body’s last source of energy • Made up of 20 amino acids, only 11 can be produced in the body. • The remaining 9 are known as essential amino acids. • Needed for cell growth • Especially pregnancy, infancy, and early childhood.

  6. Vitamins • Compounds that help regulate body processes • Found in fruits and vegetables • Deficiencies can causes health problems • Scurvy, beriberi, and rickets • In US can cause poor regulation of internal process and lack of energy

  7. Minerals • Needed for growth and maintenance of the body. • Iron deficiency- anemia • Calcium deficiency- brittle bones • Too much phosphate (carbonation) can weaken bones

  8. Water • 50-75% of body weight • Assists in respiration and digestion • Too little can affect all of the body’s systems • 8 glasses a day is recomm. to replace the quart a day that is lost.

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