The Proteins and Amino Acids Chapter 6. What Proteins Are Made Of Protein structure Essential & nonessential amino acids Proteins as the source of life’s.

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Presentation transcript:

The Proteins and Amino Acids Chapter 6

What Proteins Are Made Of Protein structure Essential & nonessential amino acids Proteins as the source of life’s variety Denaturation of proteins

The Functions of Body Proteins Growth & maintenance Enzymes Hormones Antibodies Fluid balance Acid-base balance

The Functions of Body Proteins Transport proteins Proteins as energy

How the Body Handles Protein Digestion & absorption Building of proteins from amino acids in the body

Protein Quality of Foods Complete vs. incomplete proteins Limiting amino acids Complementary proteins Protein quality evaluation Ease of absorption Nitrogen retention/loss - biological value

Recommended Protein Intakes AMDR: 10%-35% of calories RDA: 0.8 g/kg of body weight

Protein & Health Protein-energy malnutrition (PEM) Kwashiorkor Marasmus Too much protein

Protein & Health Protein in the diet Dairy foods Fish & shellfish Meat & chicken Nuts & nut butters Eggs Legumes

Eat More Beans Add legumes to weekly meals Explore the many varieties of legumes Learn more about legumes & their nutritional benefits online

Make Over Your Plate--Reshaping Your Protein Choices for Health In the kitchen Small meat portions, meatless meals In the lunch box New sandwich fillings, soups At the table Plant-based meals featuring whole grains, vegetables, & legumes

The Vegetarian Diet Proteins Vitamins - B 12, D Minerals - iron, zinc, calcium Health benefits

Food Allergy--Nothing to Sneeze At Food intolerance vs. food allergy Children & food allergy Diagnosis & management of food allergy

Wonder Bean--The Benefits of Soy Soybeans are legumes with protein quality similar to that of meat Isoflavones - have weak estrogenic activity

Wonder Bean--The Benefits of Soy Health benefits of dietary soy Soy & heart disease Soy & osteoporosis Soy & menopause Soy & cancer Soy & diabetes

Wonder Bean--The Benefits of Soy No established recommended daily intake Approved health claim: 25 g/day Tips for adding soy to the diet

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