Micronutrients Food for Today 2-4
Vitamins Help keep body tissues healthy. Help carbohydrates, fats, and proteins do their work. Contain antioxidants – substances that protect body cells and the immune system from harmful chemicals in the air, foods, etc. May protect against illnesses such as heart disease and cancer
Types of vitamins Water-soluble vitamins Fat-soluble vitamins dissolve in water so they pass easily into the bloodstream. Vitamin C and the B vitamins. Remain in the body for only a short time so they must be replenished daily. Fat-soluble vitamins absorbed and transported by fat. Vitamins A, D, E and K. Stored in the body’s fat and the liver so they can build up in the body.
Water-Soluble Vitamins
Fat Soluble Vitamins
Minerals Vital for good health Most become a part of body tissues, ex. Teeth, bones, etc. Others are used to make substances that your body needs.
Types of Minerals Major minerals – needed in relatively large amounts. Ex. Calcium, phosphorus, and magnesium Electrolytes – specific major minerals that maintain the body’s fluid balance. Ex. Potassium, sodium, chloride Trace minerals – needed in very small amounts, but just as important as other nutrients. Ex. Iron, copper, zinc, iodine, and selenium
Major Minerals
Trace Minerals
Water Often called the “forgotten nutrient”, but is one of the most critical to survival. Exists in all body cells About 50-60% of your body is water Helps break down foods Carries nutrients Helps keep skin soft filters impurities and rids the body of waste Regulates body temperature
How much? The body uses 2-3 quarts of water per day. If lost fluid isn’t replaced you may become dehydrated. It is recommended that you drink 8 cups daily (even more if you are exercising) Liquids such as milk, juice and soup can also contribute to this supply.