Dietary protein
Dietary Protein
Dietary protein (/ˈdaɪəˌtɛri ˈproʊˌtiːn/) is a vital component of the human diet that is derived from animal and plant sources. It is composed of amino acids, which are the building blocks of the body.
Etymology
The term "protein" is derived from the Greek word "proteios", meaning "primary" or "in the lead". The term "dietary" is derived from the Latin word "dieta", meaning "daily food allowance".
Function
Dietary protein is essential for a number of bodily functions, including tissue repair and muscle growth. It also plays a role in the production of enzymes and hormones, and supports the immune system.
Sources
Dietary protein can be obtained from a variety of sources. Animal-based sources include meat, poultry, fish, eggs, and dairy products. Plant-based sources include legumes, nuts, seeds, and certain grains.
Recommended Intake
The recommended daily intake of dietary protein varies depending on age, sex, and level of physical activity. The World Health Organization recommends a daily intake of 0.8 grams of protein per kilogram of body weight for adults.
Related Terms
- Amino Acids: The building blocks of proteins.
- Protein Synthesis: The process by which the body produces new proteins.
- Protein Deficiency: A condition characterized by inadequate protein intake.
- Protein Overconsumption: A condition characterized by excessive protein intake.
External links
- Medical encyclopedia article on Dietary protein
- Wikipedia's article - Dietary protein
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