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CHAPTER 2
              2.2 Nutrient: protein, carbohydrate, fat, vitamin and mineral





            Major

         Minerals









      MINERAL             FUNCTION                     SOURCES
                  Building bones and teeth, blood
                  clotting, muscle contraction, nerve
       Calcium    transmission, may lower blood  Milk and milk products, tofu, legumes,
                                              whole wheat bread
                  pressure
                  Building bones and teeth, energy
      Phosphorus  metabolism, part of DNA     Milk and milk products, meats, poultry,
                                              fish, eggs, legumes

                  Energy metabolism, building bones
                  and teeth, muscle contraction,  Nuts, seeds, legumes, green leafy veg.,
      Magnesium
                  immune system               potatoes, cereal, seafood

                  Water balance, acid base balance,
                  muscle contraction, nerve
       Sodium                                 Salt, soy sauce, salted snack
                  transmission

                  Water balance, acid base balance,
      Potassium   muscle relaxation, nerve transmission   Fruits and vegetables, milk, legumes,
                                              yogurt and meat

                  Water balance, acid base balance,
       Chloride   part of hydrochloric acid in stomach  Salt











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