Why We Need Protein: The Building Blocks of the Body – supps247

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Why We Need Protein: The Building Blocks of the Body

By Gagan Bajwa  •   2 minute read

Why We Need Protein: The Building Blocks of the Body

Fundamental Functions of Protein

  1. Muscle Growth and Repair

    • Tissue Repair: Protein is essential for the growth and repair of tissue. After any form of physical activity, especially strenuous exercise, protein helps repair the micro-tears in muscle fibers, promoting muscle growth and strength.
    • Muscle Maintenance: As we age, maintaining muscle mass is critical for sustaining mobility and preventing sarcopenia, the age-related loss of muscle mass and strength.
  2. Hormones and Enzymes

    • Regulation: Proteins are involved in the creation and action of enzymes and hormones that regulate metabolism, growth, and many bodily functions. For example, insulin, a hormone that regulates blood glucose levels, is a protein.
  3. Immune Function

    • Antibody Production: Proteins form antibodies, which help the immune system combat viruses and bacteria. A sufficient protein intake is essential for a robust immune response.
  4. Energy Supply

    • Alternative Energy: While not the body’s primary energy source, protein can be used to produce energy when carbohydrates are scarce. It ensures that the body continues to operate effectively under all conditions.
  5. Transport and Storage of Molecules

    • Transport Proteins: Proteins play a key role in transporting molecules across cell membranes and throughout the body. For example, hemoglobin, a protein in red blood cells, transports oxygen from the lungs to the body’s tissues.
  6. Structural Support

    • Collagen and Keratin: Structural proteins like collagen and keratin provide support and strength to connective tissues and cells. Collagen, for instance, is a major component of skin, bones, muscles, and tendons.

Daily Protein Requirements

The amount of protein a person needs depends on several factors, including age, sex, physical activity level, and overall health. Generally, it is recommended that:

  • Adults consume 0.8 grams of protein per kilogram of body weight per day.
  • Athletes or those engaged in heavy physical activities may need approximately 1.2 to 2.0 grams per kilogram of body weight.

Sources of Protein

  • Animal Sources: Include meat, poultry, fish, and dairy products. These sources provide complete proteins with all essential amino acids.
  • Plant Sources: Such as legumes, grains, nuts, and seeds. While most plant proteins are incomplete, combining different types can provide all essential amino acids.

Conclusion

Protein's role extends far beyond just building muscle; it is vital for overall health and the proper functioning of the body. Ensuring a sufficient and consistent intake of protein can lead to better health outcomes and a more vibrant, energetic life. Whether through diet or supplements, incorporating adequate protein is essential for everyone, not just athletes or those looking to build muscle. Explore a variety of high-quality protein sources at Supps247 to ensure your nutritional needs are met effectively.

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