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Food Science. Vitamin Deficiencies – what are the problems?. Learning objectives. Understand how vitamin deficiencies can effect your health Be able to use ICT to present your research. RDA. Recommended Daily Allowance How much you need each day If you don’t get RDA Vitamin deficiency
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Food Science Vitamin Deficiencies – what are the problems?
Learning objectives • Understand how vitamin deficiencies can effect your health • Be able to use ICT to present your research
RDA • Recommended Daily Allowance • How much you need each day • If you don’t get RDA • Vitamin deficiency • Effects on health • Diseases • Depends on the vitamin
Vitamin A Vitamin B Research vitamin deficiency Find out Symptoms Why the symptoms occur Ways to increase intake 4 slide powerpoint presentation/ wiki page Vitamin C Vitamin D Vitamin Deficiencies
Vitamin A Deficiency • Healthy eyesight and mucous membranes • Deficiency: • Drying of membranes • Increase in infections • Also poor night vision • Eventual blindness • Increase intake – raw carrot
Vitamin B Deficiency • Normally release energy and nerve function • Deficiency: • Mouth sores • Degeneration of nerve cells • Anaemia – needed for red blood cells • Increase intake – handful of nuts
Vitamin C Deficiency • Normally for healthy immune system and skin • Deficiency: • Soft and bleeding gums • Bruising and nosebleeds • Needed to form healthy blood vessels • Scurvy • Increase intake – glass of fruit juice
Vitamin D Deficiency • Normally for healthy teeth and bones • Deficiency: • Weak teeth • Softened bones • Deformed bones - Rickets • Increase intake – cereal (fortified) with milk
Learning objectives • How can vitamin deficiencies effect the body • Explain the scientific reason for the old wives tale that “Carrots help you see in the dark”