Protein Flashcards
Is protein a macronutrient or a micronutrient?
Macronutrient
What is protein needed for?
Growth, Maintenance & Repair
What is another role of protein in the diet?
It helps the production of hormones and enzymes
What are protein chains made up of?
Amino Acids
What are the two types of amino acids?
Essential & Non-Essential
How many amino acids are essential?
8 for adults
10 for children
What are the two types of protein?
High Biological Value (HBV) - complete proteins
Low Biological Value (LBV) - incomplete proteins
Where do HBV proteins come from?
Animal Sources
Where do LBV proteins come from?
Vegetable Sources
What are sources of HBV protein?
Meat, Fish, Dairy Products
What are sources of LBV protein?
Chickpeas, Seeds, Nuts
What is Protein Complementation?
The possibility to create a high quality protein from mixing more then one type of LBV food. It contains all of the amino acids.
What are some examples of Protein Complementation?
Beans on toast, Rice with Lentils
What are Alternative Protein Sources?
Used as meat replacements in the diet
What are some examples of Alternative Protein Sources?
Textured Vegetable Protein, Microprotein, Soya, Tofu & Quorn.
What is the Reference Nutrient Intake of Protein?
0.75g
How much protein does an adult man require daily?
`56g / day
How much protein does an adult woman require daily?
45g / day
Name two groups of people who require extra protein
Breastfeeding women, Infants
What effects on the body can a protein deficiency have?
Weaker muscles & Slimmer Limbs
Can cause oedema - a build up of fluid in the hands and feet
Slow growth in children and possibly underdeveloped
Can cause liver and digestive problems
What can excess protein consumption lead to?
Stored as an energy source
Can also damage organs
