Nutrition powerpoint


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Nutrition powerpoint

  1. 1. NUTRITIONfor6THCLASSMaking Healthy Decisions
  2. 2. WHAT IS NUTRITION? Nutrition is the science of food, the nutrients in foods andhow the body uses those nutrients. It includes the process of ingestion, digestion, absorption,metabolism, transport, storage and excretion of thosenutrients. It also includes the environmental, psychological andbehavioral aspects of food and eating.
  3. 3. NUTRIENTS There are six classes of nutrients include: carbohydrates,proteins, vitamins & minerals, fats and water. Now we’re going to look at where we get these nutrientsfrom and what they do for our bodies.
  4. 4. CARBOHYDRATES What are carbohydrates? Your body uses carbohydrates (carbs) to make glucose which is the fuelthat gives you energy and helps keep everything going.Your body can use glucose immediately or store it in your liver andmuscles for when it is needed The healthiest sources of carbohydrates are;FruitsVegetablesBreads, cereals, and other grains
  5. 5. PROTEIN What is Protein? Proteins are part of every cell, tissue, and organ in our bodies.These bodyproteins are constantly being broken down and replaced. The protein in the foods we eat is digested into amino acids that are laterused to replace these proteins in our bodies Protein is found in the following foods: meats, poultry, and fish legumes (dry beans and peas) tofu Eggs & milk nuts and seeds
  6. 6. VITAMINS AND MINERALS Vitamins are organic substances (made by plants or animals) Minerals are inorganic elements that come from the earth; soil and waterand are absorbed by plants. Animals and humans absorb minerals from the plants they eat.Vitamins andminerals are nutrients that your body needs to grow and develop normally Each vitamin and mineral have a unique job;Eg.Vitamin D helps your body absorb the amount of calcium (a mineral) itneeds to form strong bones.The best way to get enough vitamins is to eat a balanced diet with a variety offoods.You can usually get all your vitamins from the foods you eat.u eat. -V -
  7. 7. WATER Where do I get the water I need? Most of your water needs are met through the water andbeverages you drink.You can get some fluid through the foods you eat. Forexample, broth soups and other foods that are 85% to 95%water such as celery, tomatoes, oranges, and melons
  8. 8. WHAT DOES WATER DO IN MY BODY? What does water do in my body? Water helps your body with the following: Keeps its temperature normal. Lubricates and cushions your joints. Protects your spinal cord and other sensitive tissues. Gets rid of wastes through urination, perspiration, and bowelmovements.
  9. 9. HOW CAN I INCREASE MY WATERINTAKE? Under normal conditions, most people can drink enough fluids to meet their waterneeds. If you are outside in hot weather for most of the day or doing vigorousactivity, you may need to increase your fluid intake.If you think youre not getting enough water each day, the following tips may help: Carry a water bottle for easy access when you are at work or running errands. Freeze some freezer-safe water bottles.Take one with you for ice-cold water all daylong. Choose water instead of sugar-sweetened beverages.This tip can also help withweight management. Substituting water for one 20-ounce sugar-sweetened soda willsave you about 240 calories. Choose water instead of other beverages when eating out. Generally, you will savemoney and reduce calories. Give your water a little pizzazz by adding a wedge of lime or lemon.This mayimprove the taste, and you just might drink more water than you usually do
  10. 10. WHY DO I NEED FAT?? Fats are essential for normal body function. Somefats are better for you than others.Trans fats, saturated fats and cholesterol are lesshealthy than polyunsaturated and monounsaturatedfats.
  11. 11. FRUIT &VEGETABLES "Eat your fruits and vegetables."Your parents probably tell you thisall the time! Research shows why it is good advice: Healthy diets rich in fruits and vegetables may reduce the risk of cancerand other chronic diseases. Fruits and vegetables also provide essential vitamins and minerals, fiber,and other substances that are important for good health. Most fruits and vegetables are naturally low in fat and calories and arefilling. Did you know that ½ of your plate each meal should be fruits andvegetables?
  12. 12. FOOD PYRAMID