Carbohydrates
Composition: Carbohydrates contain Carbon and hydrogen. Carbohydrates also contain sugars, starch, and fiber.Role: Carbohydrates are an easy source of energy for your body. They are the macronutrient you need the most of. There are 4 calories per gram of carbohydrate.
Recommended intake: 45-65% of your calories should be from carbohydrates.
Sources: You can get carbs form grains, pasta, rice, cereal, fruits (such as apples, bananas, grape fruits and melons) and potatoe
Recommended intake: 45-65% of your calories should be from carbohydrates.
Sources: You can get carbs form grains, pasta, rice, cereal, fruits (such as apples, bananas, grape fruits and melons) and potatoe
s. You can also get carbs form veggies but in a smaller amount then in the foods I listed previously.
Other facts on why we need Carbohydrates:
* Carbohydrates are need for the central nervous system, the kidneys, the brain, the muscles (which includes the heart) to function p
Other facts on why we need Carbohydrates:
* Carbohydrates are need for the central nervous system, the kidneys, the brain, the muscles (which includes the heart) to function p
roperly.
* Carbohydrates can be stored in the liver and then later be used as energy.
* Carbohydrates are important factors in intestinal health and the disposing of bodily waste.
Proteins
Composition: Protein is made of antibodies, hemoglobin, carbon, hydrogen, oxygen, nitrogen, and amino acids.
Role: Protein gives us energy and helps produce important hormones and enzymes . Proteins is also essential for the repair of skin, hair, nails, tendons, ligaments, bones, and muscles.
Recommended intake: 10-35% percent of calories should be from protein. Most Americans meet this recommended intake. There are 4 calories per gram of protein.
Sources: You can find protein in meats, poultry, fish, tofu, beans, cheese, milk, nuts, and legumes. You can also find smaller quantities of protein in starch foods and vegetables.
Other facts about Protein:
* Protein is an important part of keeping the immune system running
* Protein provides energy when carbohydrates aren't available.
* Protein preserves lean muscle mass.
Fats
Composition: Fats are made of liquids, carbon, hydrogen and fatty acids.
Role: We need fat for many reasons, one of them is that fat is the most concentrated source of energy. We also need fat (especially as teenagers) for normal growth and healthy development. Fat also helps us absorb certain vitamins (such as vitimins A, D, E, K, and carotenoids.) And lastly, fat helps maintain cell membranes.
Recommended intake: 20-35% of calories should be from fat.
Sources: You can find fat is meat, poultry, nuts, milk, butter and margarine, oil, lard, fish, grain products and salad dressings.
Other facts about fat:
* Fat provides a cushion for organs.
* Fat provides taste, consistency and stability to foods
Written and posted by: Maya Jennings
Cites:
http://www.mckinley.illinois.edu/handouts/macronutrients.htm
http://www.mypyramid.gov/mypyramid/
http://life.familyeducation.com/protein/foods/48677.html
http://kidshealth.org/teen/food_fitness/nutrition/vegetarian.html#
* Carbohydrates can be stored in the liver and then later be used as energy.
* Carbohydrates are important factors in intestinal health and the disposing of bodily waste.
Proteins
Composition: Protein is made of antibodies, hemoglobin, carbon, hydrogen, oxygen, nitrogen, and amino acids.Role: Protein gives us energy and helps produce important hormones and enzymes . Proteins is also essential for the repair of skin, hair, nails, tendons, ligaments, bones, and muscles.
Recommended intake: 10-35% percent of calories should be from protein. Most Americans meet this recommended intake. There are 4 calories per gram of protein.
Sources: You can find protein in meats, poultry, fish, tofu, beans, cheese, milk, nuts, and legumes. You can also find smaller quantities of protein in starch foods and vegetables.
Other facts about Protein:
* Protein is an important part of keeping the immune system running
* Protein provides energy when carbohydrates aren't available.
* Protein preserves lean muscle mass.
Fats
Composition: Fats are made of liquids, carbon, hydrogen and fatty acids.Role: We need fat for many reasons, one of them is that fat is the most concentrated source of energy. We also need fat (especially as teenagers) for normal growth and healthy development. Fat also helps us absorb certain vitamins (such as vitimins A, D, E, K, and carotenoids.) And lastly, fat helps maintain cell membranes.
Recommended intake: 20-35% of calories should be from fat.
Sources: You can find fat is meat, poultry, nuts, milk, butter and margarine, oil, lard, fish, grain products and salad dressings.
Other facts about fat:
* Fat provides a cushion for organs.
* Fat provides taste, consistency and stability to foods
Written and posted by: Maya Jennings
Cites:
http://www.mckinley.illinois.edu/handouts/macronutrients.htm
http://www.mypyramid.gov/mypyramid/
http://life.familyeducation.com/protein/foods/48677.html
http://kidshealth.org/teen/food_fitness/nutrition/vegetarian.html#
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