Micronutrients: Vitamins Flashcards
What is Vitamin A also known as ?
Retinol
What animal foods is Vitamin A usually found in?
dairy, eggs, liver, kidneys, oily fish
What does Vitamin A do in the body?
Healthy skin, gives ability to see in dim light, growth of children, healthy mucus membranes, antioxidant
What happens when you have a deficiency of Retinol?
Dry skin and mucus membranes, night blindness, poor growth in children
What happens if you have too much retinol?
it is poisonous, especially to unborn babies
what plant foods is vitamin A normally found in?
green leafy veg, peas, orange/yellow/red vegetables and fruits BUT NOT ORANGES
what is vitamin D3 also known as?
cholecalciferol
what is vitamin D2 also known as?
ergocalciferol
what vitamin is the synthetic form of ergocalciferol ?
vitamin D2
what is the main source of Vitamin D?
sunlight on skin/ BIOGENESIS of vitamin D
what are food sources of vitamin D?
oily fish, meat, eggs, butter, and fortified breakfast cereals
what does vitamin D do in the body?
regulates absorption of calcium, amount of calcium ions made in the blood, healthy functioning of the immune system, involved in production of red blood cells
what happens when you have a deficiency of cholecalciferol and ergocalciferol ?
bones weaken and bend (rickets in children)
what is vitamin E also known as?
tocopherol
what is Vitamin E found in?
soya corn oil, olive oil, nuts, seeds, whole wheat
what does vitamin E do in the body?
antioxidant, helps prevent heart disease and certain cancers
what is vitamin K also known as?
phylloquinone
what food is vitamin K found in?
green leafy veg, liver, cheese and green tea
what does vitamin K do?
helps blood clot after an injury
what is vitamin B1 also known as?
thiamine
what is vitamin B1 found in?
meat, dairy, eggs, vegetables, fruit, wholemeal bread, fortified breakfast cereals, flour
what does vitamin b1 do in the body?
energy release from carbohydrates, nerve function and production of dna