Transcript Individuals have varying dietary needs

Standard Grade
Home Economics
Individuals have varying
dietary needs !!!
Factors affecting food choice
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Age
Body size
Genetics
Sex
Health
Activity
Income
Baby
• Breast Milk advised
• Right amount
• Correct temperature
and consistency
• Easy to digest
• Free !!!
• Antibodies-protects
babies immune system
• No risk of
contamination
• Helps mother and baby
bond.
• Weaning
• 4-6months
• Milk
Solids
Infants (1-3 yrs old)
• DO NOT FOLLOW
HEALTHY EATING
ADVICE !!!
• Eat little and often
• Energy Fat
• Sugar
Salt
• Dietary fibre, Protein,
Calcium
• Vitamins and Minerals
Primary School Children
• CAN NOW
FOLLOW
HEALTHY EATING
GUIDELINES
• Eating habits
develop (good and
bad – can lead to
future health
problems).
Healthy eating +
Activity
Nutrients:
Protein, CHO, Calcium,
Iron
Adolescence (12-18 years
old).
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Boys
Major growth spurt
Bodily changes
Increase in
Muscles
• Protein + Energy
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Girls
Growth Spurt
Bodily changes
Menstruation
Iron, Calcium,
Protein, Energy
Adults
• No rapid growth
spurts – Nutrients
needed for
maintenance and
repair.
• 19-50 year old
• Men – 2550Kcals
• Women – 1940Kcals
• Healthy diet very
important
Elderly People
• Number of Elderly people in UK increasing.
Less Active Energy.
• Nutrient dense food – no cakes or sweets.
• Constipation - NSP
• Anaemia
- Iron and Vitamin C
• Bone disorders - Calcium, Vit D &
Phosphorus (Osteoporosis)
• Digestive Disorders – False Teeth
Vegetarians
• Two Types
• Lacto
• Vegan
• Religion, Moral Issues,
Health, Taste, Peer
Pressure.
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Watch
Iron
Vit B12
Dietary Fibre
Calcium
• LBV
HBV
Pregnancy
Eating for two?
No – only an extra 500Kcals a day
Nutrients to include
in diet
Protein
Calcium
Iron
Folic Acid
Dietary
fibre
Other concerns:
• Soft Cheese, Pate, Raw
eggs, Soft Ice Cream
(Listeria & Salmonella
bacteria)
• Weight
• Constipation
Convalescents
• THE BALANCE OF
GOOD HEALTH
DOES NOT APPLY.
• Malnutrition exist
in hospitals.
• Increase
requirements for:
• Energy, Protein,
Calcium, Iron, VitC,
D and A to help
repair body tissues.
Individuals have varying
dietary needs !!!
• Think about people you know
• Which category do they fall into?
• What about yourself?
• Look Good Feel Great!!!
DRV
• Dietary Reference Values
The estimated amount of nutrients
and energy required by different
people groups.
EAR
• Estimated Average Requirement
An estimate of the amount of energy
in particular required by individuals
LNRI
• RNI – Reference Nutrient Intakes
• Lower Reference Nutrient Intakes
RNI’s are the amount of protein,
vitamins and minerals required by
individuals.
The ‘Lower’ refers to the lowest level
which is still enough.
Questions in SG Home Economics
• Attempt questions as directed by teacher
• Answers in notebook
Homework
• Write down ingredients for Mini Pizza
– explain how this meal would suit
dietary needs of an infant.