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Human Nutrition

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Revision Method

Balanced Diet

Revision Notes

Key Points

  • A balanced diet contains the right proportion of all essential nutrients
  • It includes a variety of foods from the major food groups
  • Carbohydrates provide energy, proteins are for growth and repair, and fats provide energy and insulation
  • Vitamins and minerals are essential for maintaining good health
  • Water is crucial for maintaining the body's fluid balance and carrying nutrients

What is a Balanced Diet?

A balanced diet is a diet that contains the right proportion of all the essential nutrients required for the proper growth and development of the human body. It includes a variety of foods from the major food groups, such as:

  • Carbohydrates
  • Proteins
  • Fats
  • Vitamins
  • Minerals
  • Water

Components of a Balanced Diet

Carbohydrates:

  • Provide energy for the body
  • Found in foods like bread, rice, pasta, and potatoes

Proteins:

  • Necessary for growth and repair of body tissues
  • Found in foods like meat, fish, eggs, and legumes

Fats:

  • Provide energy and insulation for the body
  • Found in foods like oils, butter, and nuts

Vitamins and Minerals:

  • Essential for maintaining good health and preventing deficiency diseases
  • Found in a variety of fruits and vegetables

Water:

  • Crucial for maintaining the body's fluid balance and carrying nutrients to cells
  • Obtained from drinking water and other beverages, as well as from food