Definition:
- stored in the liver and fatty body tissue.
- main form = cholecalciferol, which is found in certain foods and can be produced in the body by the action of sunlight on the skin.
Sources of vitamin D:
- main source is sunlight, sometimes called the 'sunshine vitamin'.
- Ultra-violet light from the sun reacts with a substance in the skin to produce vitamin D.
- Around 15 minutes, 3 days a week in the sun will manufacture it, and then stored.
- Other sources include: dairy produce, liver, oily fish, eggs, breakfast cereals, spreadable fat and margarines.
- Important for children and housebound elderly.
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