Wednesday, 10 June 2015

The Advantages of Non-Meat Proteins


The fiber in beans, and other types of non-meat protein, is healthy for your heart.
The fiber in beans, and other types of non-meat protein, is healthy for your heart.
Eating meat is a part of everyday life for many people, but millions of Americans are making a healthy choice by turning to non-meat foods to fulfill their protein needs. Restricting or avoiding meat in your diet can be challenging, but with the health, nutritional and environmental advantages of choosing non-meat protein foods over meat, the challenge can be well worth the effort.

Food Sources

There are both animal and plant sources of non-meat protein. Some common plant protein foods are nuts, seeds, lentils, beans, peas and tofu. Non-meat protein foods that come from animals include eggs and dairy products, like milk, yogurt and cheese. Consuming a variety of these foods will allow you to meet your daily protein recommendations -- 46 grams for women and 56 grams for men, regardless of caloric intake -- without eating meat.

Health

Non-meat sources of protein contain different nutrients than meat and, therefore, have different effects on your health. Eating non-meat protein in place of meat can help decrease your risks of high cholesterol, Type 2 diabetes, high blood pressure, diverticular disease and certain types of cancer, including colorectal, ovarian and breast cancers. Additionally, eating little to no meat may increase your life expectancy by three to four years, according to a review article published in the September 2003 issue of "The American Journal of Clinical Nutrition." Individuals who consume all of their protein from non-meat sources tend to have lower body weights compared to their meat-eating counterparts, and they have a lower risk of obesity.

Environment

Eating non-meat protein foods instead of meat can help the environment. The production of 1 gram of meat protein can require up to 26 times more land, water and fossil fuels compared to 1 gram of soy protein, according to another article in the September 2003 issue of "The American Journal of Clinical Nutrition." In addition to using fewer resources, non-meat protein foods are responsible for significantly fewer chemicals and pesticides released into the water and soil. For example, the 2003 article revealed the production of meat protein emits over 100 times more copper -- which can pollute the soil and cause harm to animals and plants -- than the production of the same amount of soy protein. By choosing more non-meat foods as sources of protein, you can help increase the sustainability of U.S. and worldwide food production and make a positive impact on the environment.

Nutrition

Non-meat sources of protein are often lower in calories, saturated fat and cholesterol compared to meat, making them healthier choices for your heart. Additionally, unlike meat, many non-meat protein foods, such as nuts, seeds, beans and legumes, are good sources of fiber -- a type of carbohydrate that can help decrease your risk of Type 2 diabetes and heart disease. Nuts and seeds also contain healthy unsaturated fats that can further benefit your heart and overall health.

Considerations

Eating non-meat foods can be a healthy, environmentally-friendly way to meet your protein requirements, but you should keep some considerations in mind. Meat is one of the best food sources of several essential nutrients, including vitamin B12, iron and zinc. If you choose to exclude all meat from your diet, make sure you consume other foods that contain these nutrients, such as fortified breakfast cereals, whole grains, eggs, nuts, soy products and legumes. Also, except for soy protein, plant protein is incomplete, meaning it does not provide all of the essential amino acids -- the building blocks of protein -- your body requires; however, since different foods contain different amino acids, consuming a variety of plant foods throughout the day will give your body all of the protein it needs.

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