• a) know which vitamins are fat soluble and which are water soluble

• b) know some major dietary sources of the vitamins

as above

• c) know what role each vitamin plays in body function

• d) know what problems an excess or deficit of each vitamin may cause

Rickets - caused by : A lack of vitamin D and/or calcium that can lead to poor bone growth and development, including weak bones that can become deformed.

Scurvy - caused by : Severe vitamin C deficiency, with symptoms including swollen, bleeding gums (teeth can fall out), severe joint or leg pain and skin that bruises easily.

Goitre - : A swelling of the thyroid gland in the neck, which may occur due to a lack of iodine in the diet (although there are other potential causes).

overuse of vitamins and minerals may even lead to an increased risk of cancer formation

• e) know some major dietary sources of some of the main minerals (calcium, fluoride,magnesium, phosphorous, and iron)