The amount of protein you need each day depends on your gender and your activity level. Although basic dietary guidelines recommend 46 grams each day for women and 56 grams each day for men, if you're active you may need more than that. According to sports nutritionist Nancy Clark, active adults need 0.4 to 0.

Casein is a protein found in cow’s milk and other dairy products made from cow’s milk. It makes up the majority of the protein found in milk and dairy products. However, some research has shown that this type of protein has hidden dangers.

Whey protein comes from milk and serves as a source of complete protein, which means it provides all the essential amino acids. Whey digests very quickly, unlike the other component of milk, known as casein protein.

Leptin is a hormone produced in your fat cells. According to Wellness Resources, leptin sends signals to your brain to let you know that you are full and should stop eating. It also signals your brain to turn on your metabolism. The presence of excessive leptin has been linked to obesity.

As an essential nutrient, dietary protein allows your body to perform critical tasks that it couldn’t do otherwise. Those tasks including building and repairing muscles, bones and organs; regulating hormones; and maintaining immune system function.

For those who watch their cholesterol intake, it may seem like high-protein foods are off-limits. While it is true that many animal sources of protein are high in cholesterol, plenty of other high-protein choices contain little to no cholesterol.

Bodybuilders do not need protein shakes to achieve their muscle building and fat burning goals. Whole foods contain all the amino acids the body needs to recover from intense workouts. Protein shakes merely provide a convenient source of amino acids that digest quickly.

Protein shakes can help repair muscles damaged by exercise or weightlifting. One inexpensive and low-calorie way to add protein to a shake is with egg whites, or, if you prefer the taste and need the calories, whole eggs. For those who don't like whey or soy protein, egg whites can be the solution.

Discover a range of high-protein foods that are also soft to eat, including beans, tofu, cottage cheese, and fish. Learn how these protein-rich options can be incorporated into your diet to meet your nutritional needs.

Gluten is a protein that forms in foods when two other proteins, gliadin and glutenin, combine. Foods containing gluten and gliadin proteins include wheat, barley and rye, and grains related to these such as spelt and kamut. In the early 1950s, Dr.

A vegan gets his protein and fats from plant foods rather than animal foods. Vegans eat no meat or dairy products, differentiating a vegan from some of the other forms of vegetarianism.

Protein works alongside calcium minerals to ensure strong muscles, tissues and bones, reports the Linus Pauling Institute at Oregon State University. Some foods contain natural amounts of both these nutrients. When you head to the grocery store, add a couple of these foods to your shopping list for a healthy boost.