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What are Nutrients?. Family & Consumer Science Mrs. Fleagle Grade 7. Nutrients. Elements or compounds that are essential for plant and animal growth. Carbohydrates Protein Water Fat Vitamins Minerals Fiber. Carbohydrates.
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What are Nutrients? Family & Consumer Science Mrs. Fleagle Grade 7
Nutrients • Elements or compounds that are essential for plant and animal growth. • Carbohydrates • Protein • Water • Fat • Vitamins • Minerals • Fiber
Carbohydrates • Organic nutrients that provide the body with its main source of energy. • Food that comes from plants (Breads, cereals, pasta, rice, potatoes, corn, fruits, sugars, flours, beets).
Types of Carbohydrates • Simple – Candy, sugar, soda, white rice, white flour, fruit juice – quick energy sources, lack vitamins, minerals, or fiber • Complex – Whole grain bread and pasta, brown rice, raw fruits and vegetables. Provide vitamins, minerals, and fiber. Body’s main source of energy.
Proteins • Organic nutrients that provide the body with materials for growth and repair. • Made up of building blocks called amino acids. • Makes up our hair, nails, and teeth. • Hormones, antibodies, and enzymes • Helps wounds to heal and blood to clot.
Types of Protein • Complete – contain essential amino acids that our bodies cannot make on their own. Found in foods that come from animals, meat, poultry, fish, eggs, milk, cheese, yogurt. • Soy is the only plant food that provides all 9 essential amino acids (tofu, soy milk). • Incomplete – some of the essential amino acids are missing. Examples: vegetables, grains, nuts and seeds. • Complementary – two or more incomplete proteins combine to provide complete protein. Examples: rice and beans, peanut butter and whole grain bread.
Water • The human body is made up of between 55% to 85% water. • Contains no calories. • Carries waste out of the body. • Carries oxygen and nutrients to cells • Lubricates joints • Regulates body temperature. • 6-8 glasses each day • Found in fruits and vegetables.
Fats • Organic nutrient that protects internal organs, insulates to retain body heat, and is a good source of energy. • Butter, cooking oils, margarine, ice cream, salad dressings, meats, nuts, mayonnaise.
Types of Fat • Saturated Fat – Solid at room temperature. Found in meat, poultry skin and foods made from whole milk. • Unsaturated Fat – Liquid at room temperature. Found in vegetable oils, nuts, fish and olives. • Trans Fat – Liquid oils are turned into solids like shortening and hard margarine. Found in crackers, cookies, snack foods, fried foods and baked goods. • Cholesterol – A waxy substance found in every cell of humans, fish, birds, and animals.
Vitamins • Organic nutrient needed in very small amounts that helps to control the chemical functions of the body. • Growth, healing, resistance to sickness and disease, healthy skin, teeth, eyes, hair, bones. • All food groups.
Water Soluble Vitamins • Vitamins that our bodies need each day. Not stored. Excess is eliminated in urine. • Vitamin C - Citrus fruits, strawberries, melons • Vitamin B Complex – Milk, whole grains, poultry, fish, eggs
Fat Soluble Vitamins • Excess is stored in our body fat. • Vitamin A – For vision, growth, nervous system. Found in liver, oranges, pears & orange vegetables • Vitamin D – For bones and teeth. Found in milk and created in our bodies by sunlight. • Vitamin E – For energy and cell protection. Found in green leafy vegetables, fruits, whole grains, liver, apples, oils, fats. • Vitamin K – Helps blood to clot. Found in dark green vegetables, cabbage, cauliflower, and liver.
Minerals • Inorganic compounds that help regulate body processes and give the body structure.
Macrominerals – Required in larger amounts (100 or more mg. per day). • Potassium/Sodium/Chloride – Salt, citrus fruits, bananas, green leafy vegetables, potatoes. • Phosphorus – meat, eggs, nuts, fish poultry, whole grains. • Calcium – Milk products, dark green leafy vegetables, sardines. • Magnesium – Nuts, chocolate, whole grains, dark green vegetables.
Microminerals – needed in smaller amounts (less than 100 mg. per day). • Zinc – Milk, meat, fish, grains, raisins. • Iodine – Seafood, and added to salt. • Copper – Meat, egg yolks, nuts, green vegetables, grains, shellfish, organ meats. • Fluoride – Added to our water, fish, eggs, milk, some toothpaste. • Iron – Liver, red meat, eggs, green leafy vegetables.
Fiber • Roughage that works to help move food through your digestive system. • Digestion, helps get rid of waste • Raw fruits and vegetables, whole grain breads and cereals. • 25 grams needed each day.