VITAMIN
SOURCE
FUNCTION
DISORDERS DUE TO THE LACK OF THE WITAMIN
DISORDERS DUE TO OVERDOSE OF THE WITAMIN
A
Vegetables, fruits (spinach, kale, tomatoes, apricots, carrots)
It is vital for normal growth and the renewal of the body’s tissues, keeping our skin and mucous membranes in good health and forming bones and teeth; helping in the produce of T lymphocytes and make a substance called visual purple.
· Night blindness
· Dry, rough skin
· Itching
· Burning and reddened eyelids
· Blindness
· Dangerous for pregnant women
· Excess quantities are stored in the liver and can built up to toxic levels.
C
(Ascorbic acid)
Citrus fruits (limes, lemons, tangerines and grapefruits), orange and raw vegetables.
It is vital for maintenance of the body’s connective tissue (skin, fibres, and membranes hold it together); production of collagen which promotes the growth of new cells and tissues; Production of certain neurotransmitters; response of the immune system to infection; helps the body’s absorption of iron.
· Scurvy
· Lover immunity
· Nausea
· Stomach cramps
· Diarrhea
· Kidney stones
D
UV rays stimulate production vit D3 in our body, oily fish, liver, eggs, dairy products (butter, milk, cheese)yeasts, cod liver oil.
Helps the body to use calcium and phosphorus, essential to healthy bones and teeth; promotes the absorption of the minerals through the walls of the intestine and maintains correct levels of them in the blood.
· Rickets (bow legs, knock knees, distorted ribs and narrowed chest and pelvis)
· Osteomalacia (softening and breakage bone, muscular pain and weakness)
· Loss of appetite,
· High concentration of calcium in the bloodstream
· Brittle bones
· Hardening of the arteries
· Growth failure in children
E (tocopherols)
Vegetables, eggs, dairy products, nuts, wheat germ, oats, brown rice, meat.
It’s essential for maintaining the normal structure of the cells and nerve cells; also it’s vital part of the produce of red blood cells and helps to keep the enzyme system and immune system in good working order; it’s useful in maintaining the body’s defences against airborne pollutants and helps to slow down the ageing process at a cellular level; defence against free-radicals.
· Anaemia
K
Leafy vegetables (spinach, alfalfa, broccoli and cabbage)
Production of the blood components (clotting factors) in the liver.
· Haemorrhaging
B group:
-B1 thiamin
-B2 riboflavin
-B3
-B6
-B12
-Folic acid
-Panthothenic acid
- Biotin
Plant and animal food
Act with enzymes to maintain chemical actions (breaking down food); take part in the growth and the repair of body tisuues, the production of energy, food metabolism and other function necessary to good health; help in the production of hormones and maintain the skin, liver and eyes; involved with the formation of RBC
· Beriberi (B1)
· Nervous disorders (B1, B12)
· Poor growth in children (B2)
· Pellagra (B2, B3)
· Anaemia (B12, folic acid))
· Depression (B6)
Goca