Protein Nutrition (Deficiency of protein (would cause:, Slow growth,…
Deficiency of protein
Digestive problems due to not enough enzymes being produced
Malfunction of liver
Muscles become weak, limbs are thin and stomach is distenended
LBV Proteins from plants
Baked beans on toast contain all the essential amino acids
The rule is: A pulse and a grain
Lentil curry, hummous and bread/crispbread, bean and rice salad
Men and boys require more protein than a women and girls as they have more muscle. 55g V 45g
Pregnant/ nursing mothers need more protein due to the growing baby. 56g
Vegetarians are dependent on LBV proteins the come from plant sources and Quorn
LBV proteins do not contain all 9 essential amino acids
Each plant source has a different set of amino acids
It is important that vegetarians combine their protein plant source in order to gain the full range of amino acids.
This is called Complementation
HBV Proteins (animal source)
Milk & milk products
Soya - plant source
Vitamins and minerals
Fruit and vegetables
Needed in small amounts
Body cannot store them so must be consumed daily. ie 5 a day
Needed in large amounts
How many amino acids do we need??
We need 20 amino acids
11 are made by the body but adults need a further 8 and children need 10 which come from our diets
Function of protein in the diet
Growth, maintenance and repair of body tissue. It also provides energy
What is protein??
It is a nutrient that contains amino acids which are like the building blocks of body tissue
What does HBV and LBV mean??
HBV (high biological value) proteins contain all 9 essential amino acids, eg meat, fish, eggs, dairy products, soya.
LBV (low biological value) contain only some of these amino acids eg pulses, nuts, seeds, cereals.
Our diet is made up of macro nutrients and micro nutrients