Role Proteins Body

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Proteins are the largest component in the human body after water.
The amount is 1 / 6 of the weight of the human body, and scattered in the muscle, bone, skin, and various body fluids.

Functions for the body
Proteins are needed by the body as a substance builder, regulator and fuel.
Builder substances, the protein is a new network-forming materials in the body.
Regulating substances, protein helps maintain the various systems in the body.
Fuel, the protein will be burned when the body's energy needs can not be met by carbohydrate and fat.

Different needs
Adequacy of protein each person is different.
Depending on several factors, namely body weight, age, gender, and amount of tissue that is still active.
The greater a person's body weight and weight, the more active tissue, so more protein is needed to sustain or maintain these networks.


Source protein
Protein needs can be met from two sources of food, ie animal and vegetable protein.
The best source of animal protein is mammalian meat, poultry, and fish of the sea.
While the best source of vegetable protein include beans.

Along with the development of technology, have now developed a new protein source known as non-conventional protein; leaf protein, protein concentrates and single cell protein.

 
Protein composition
Proteins are composed of many amino acids.
Amino acids that form proteins can basically be classified into 2 groups, namely the essential amino acids (needed by the body but can not be formed by the body) and nonessential amino acids (needed by the body and can be made by the body when the material is available).


10 Low-Fat Protein Sources

Protein is digested more slowly than fat and simple carbohydrates. Therefore, the protein makes you full longer and keep blood sugar levels more stable. However, many foods rich source of protein instead of fat. Here are some low-fat source of protein that could be your choice.

Sushi
If you need food fast food packaging, sushi station is the right place for a stopover. Sushi contains protein and fiber are generally low in calories and fat.

Eggs
Eggs are a source of protein with complete nutritional content of food compared to other protein sources. Boiled egg contains seven grams of protein with only two grams of saturated fat. To avoid saturated fat, use egg whites and discard the yolk. The studies found that people who eat eggs and toast for breakfast can be full longer and consume less calories throughout the day. Eggs do contain some cholesterol. But dozens of studies have shown that saturated fat (not cholesterol from food) that increase blood cholesterol levels.

Sirloin
Select sirloin, most low-fat beef. Three ounces of sirloin contains 196 calories and 10 grams of fat. Limit intake of red meat, at most two drinks per person per week.

Red meat contains saturated fat
A study found that women with type 2 diabetes who eat more red meat increased risk of developing heart disease than patients with diabetes who eat less. Other studies have shown, the more red meat women consumed during the nearly nine years, their risk of type 2 diabetes is also greater.

Avoid bacon and hot dogs
Although red meat seems to increase risk of diabetes, processed meats (like bacon and hot dogs) actually increase the risk even greater.

Pork loin (pork from the back area)
Pork loin is a very low fat meat. Two pieces of pork loin roast (sprinkled with garlic and lemon juice, or chili with garlic) contains only 129 calories, with 16 grams of healthy protein.

Chicken tenderloin
Each tenderloin has a weight of about one and a half to two ounces, making it easier for you to control portions. Two tenderloin is almost equivalent to one three-ounce servings size. Easy tenderloin seasoned and can be used in kebabs or pan-fried with other foods.

Select chicken breast
Low-fat cuts of meat combined with whole-grain bread topped with mustard and spinach is a great option for lunch a healthy low cholesterol. These foods can be an option if you want to eat meat is low in saturated fat. The second option is the ham and roast beef. But, be sure to consume only two pieces of meat in your sandwich.

Young soybean (edamame)
Pea green Delai this young can be a healthy snack. Simply steamed and add a little salt. In addition, you can add soy to the soup or salad. Soy beans contain more protein than beef and usually do not contain trans fats.


Fish
Make sure that always provide fresh fish in your refrigerator. That way, you always have the ingredients to make healthy food rich in protein.