NTR 109 Lecture Notes - Lecture 4: High-Protein Diet, Soy Milk, Dietary Fiber
Document Summary
Body is made up of thousands of proteins. Proteins are made up of individual amino acids. Food sources of protein include both animal and plant sources. Essential amino acids (9): obtained via the diet. Non-essential amino acids (11): produced by the body. Structural components - form skin tendons, ligaments, muscles, organs & bones. Growth & maintenance - building material for growth & repair of body tissues. Blood clotting: provides the netting on which blood clots are built. Transportation: helps transport substances like lipids, minerals & oxygen around the body. Antibodies: from the immune system, help fight diseases. Top 5 contributors of protein in u. s. diet: milk, cheese, white bread, worldwide, 35% comes from animal sources. Provides - protein, minerals, antioxidants and dietary fiber. Promotes equilibrium protein losses equal protein intake. Rda = 0. 8 gm of protein / kg of healthy body weight. 70 kg x 0. 8 g protein = 56 g protein kg healthy body wt.
