Proteins

Definition

Proteins are essential nutrients made of amino acids that help build and repair tissues in the body.

Scientific / Technical Definition

Proteins are large, complex molecules comprised of chains of amino acids. They play critical roles in most biological processes, including catalyzing metabolic reactions, replicating DNA, and responding to stimuli. Proteins are essential for the structure, function, and regulation of the body's cells, tissues, and organs.

Benefits

• Build and repair body tissues
• Support immune function
• Assist in enzyme and hormone production
• Maintain healthy skin, hair, and nails
• Provide energy

Examples

• Chicken
• Fish
• Tofu
• Eggs
• Legumes

Additional Information

• Importance: This nutrient is important for muscle growth, tissue repair, and the overall maintenance of good health.

Related Terms

• Amino acids
• Enzymes
• Nutrients
• Macronutrients
• Dietary proteins

References

• Proteins: Functions and Sources
• Protein and Health