The body needs protein for building and repairing tissues, maintaining muscle mass, and providing energy. Protein is also important for the immune system, pH balance, and fluid balance.
What protein does for the body
Builds and repairs: Protein is a major component of bones, muscles, skin, hair, nails, and organs.
Maintains muscle mass: Protein helps preserve muscle mass and strength, which can decline with age.
Provides energy: Protein can be used as an energy source.
Supports the immune system: Protein helps keep the immune system strong.
Maintains pH and fluid balance: Protein helps maintain the body's pH and fluid balance.
Transports and stores nutrients: Protein transports and stores nutrients.
Makes hormones and enzymes: The body uses amino acids to make hormones and enzymes.
Signs of protein deficiency Brittle hair and nails, Feeling weak or hungry, and Getting sick often.
Protein in diet
Protein is one of the three major macronutrients, along with carbohydrates and fat. Most adults need around 0.75g of protein per kilo of body weight per day.
To maintain muscle mass and strength, it's important to complement protein intake with exercise.