David String Nutrition 9th grade health class

Water Carbohydrates Vitamins Minerals Protein Fats Six Classes of Nutrients

Water Why is water important? Helps lubricate joints Essential for survival Maintenance of body temperature Helps to remove waste products Transports chemicals throughout your body Up to 60% of your body is made up of water

Dehydration What causes dehydration? How can I prevent dehydration? Not consuming enough water Loss of water in the body How can I prevent dehydration? Drink 8-10 cups per day of fluids When exercising: 2 cups per pound of weight lost

Carbohydrates What are carbohydrates? Nutrients found in food that your body breaks down and turns into energy. What if I don’t eat enough carbohydrates? Weight loss, lack of energy What if I eat too many carbohydrates? Weight gain

Types of Carbohydrates Simple Complex Sugars Digests faster Candy, Cake, Fruit Fiber and Starches Digests Slower Vegetables, Beans, Pasta

Vitamins Your body needs small amounts of each type of vitamin. Build and maintain healthy bones and muscle tissue. Support your immune system. Important for metabolic reactions. Important for proper growth and development.

Vitamins Fat Soluble Dissolve in water B C Dissolve in fat A D E K Water Soluble Dissolve in water B C Fat Soluble Dissolve in fat A D E K

Maintenance of vision and skin Important for: Maintenance of vision and skin Immune system function Can be found in: Orange and deep-green vegetables and fruits Liver, milk, butter and cheese

B Vitamins There are many different types of B vitamins. Play roles in metabolism and metabolic reactions. Can be found in meat, vegetables and fruits.

Major Functions: Can be found in: Maintenance and repair of connective tissues Promotes healing Aids in iron absorption Can be found in: Fruits Vegetables

Major Functions: Can be found in: Development and maintenance of bones and teeth. Promotion of calcium absorption Can be found in: Milk and margarine Egg yolks and fish oils Sunlight on skin produces vitamin D

Important for: Can be found in: Protection and maintenance of cellular membranes Immune system function Can be found in: Vegetable oils Green leafy vegetables Nuts and seeds

Major Functions: Can be found in: Essential for blood clotting. Role in bone formation. Can be found in: Green leafy vegetables Cereals

Minerals Functions of minerals: Can be found in: Maintain pH balance in the body Facilitate transfer of nutrients across cell membranes Help regulate tissue growth Can be found in: Milk, eggs, vegetables and nuts Fish, fruit, butter and cereals

Types of Minerals Macro-minerals Micro-minerals Your body requires more of these Micro-minerals Your body requires less of these

Protein Major Functions: Can be found in: Important for cell growth and repair Source of energy Muscle contractions require protein Can be found in: Meats, fish, and nuts Eggs, milk and beans

Why are fats so important? Source of energy Most calories per gram (9) Allows you to absorb fat-soluble vitamins Protects important organs by cushioning them Insulate body to keep it warm

Fats Unsaturated Fats: Saturated Fats: Liquid at room temperature Vegetable oils, Fish oils Olive oil, Corn oil Saturated Fats: Solid at room temperature Butter, Cheese Fatty meats, Lard

Summary Balance what you eat Make sure to get enough nutrients in your diet Stay away from unhealthy food choices Consume more healthy foods!!!!!!