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Main Nutrients

Main Nutrients. Carbohydrates . Function: main source of energy Main foods: starches and sugars. Complex carbohydrates (starches). Function: energy Main Foods: legumes, grains. Dietary Fibre (Insoluble). Function: i ) function of intestines ii) lowers colon cancer risk

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Main Nutrients

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  1. Main Nutrients

  2. Carbohydrates Function: main source of energy Main foods: starches and sugars

  3. Complex carbohydrates (starches) Function: energy Main Foods: legumes, grains

  4. Dietary Fibre (Insoluble) Function: i) function of intestines ii) lowers colon cancer risk Main Foods: fruits, vegetables, bran

  5. Dietary Fibre (soluble) Function: reduces blood cholesterol levels Main Foods: Legumes, lentils, oats

  6. Simple Carbohydrates Function: energy Main Foods: fruits – fructose grain – maltose milk – lactose refined - sucrose

  7. Proteins Function: growth and repair (muscles, skin, hair, eyes, bones) Main Foods: meat, fish, poultry, seafood, eggs, dairy, legumes, grains

  8. Complete Proteins Function: supplies the nine amino acids that the body cannot make Main Foods: meat, poultry, fish, eggs, milk, soy

  9. Incomplete Proteins Function: lacking some amino acids Main Foods: legumes and grains

  10. Fats Function: cell growth, vitamin absorption, energy Main Foods: oils, meats, fish, seeds, dairy, nuts

  11. Cholesterol Function: digestion of fat, production of vitamin D Main Foods: meats, also manufactured in our livers

  12. Saturated Function: raises LDL cholesterol levels Main Foods: butter, palm oil, coconut oil

  13. Polyunsaturated Function: lowers cholesterol levels Main Foods: vegetable oils

  14. Monounsaturated Function: lowers LDL cholesterol levels Main Foods: olive oil, avocado, peanuts, canola oil

  15. Vitamins Function: antioxidants, immune system, metabolism Main Foods: all food, especially fruits and vegetables

  16. Water soluble vitamins Function: soluble in water, vitamin C, vitamin B Main Foods: citrus, grains

  17. Fat soluble vitamins Function: absorbed and transported by fat (vitamins A E D K) Main Foods: oils, milk, green, yellow, orange and red vegetables, grains

  18. Minerals Function: strong bones and teeth, metabolism Main Foods: all food

  19. Major minerals Function: calcium, phosphorus, magnesium Main Foods: milk, leafy vegetables, legumes, grains

  20. Trace minerals Function: iron, copper, zinc, iodine, selenium Main Foods: healthy diet, whole foods

  21. Water Function: blood 80% water, chemical reactions, waste removal Found in foods and water 

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