Whereas most animals produce their own vitamin C, humans and primates have lost this ability. Vitamin C is essential for the development of healthy bones, teeth, gums and blood vessels. Vitamin C also strengthens immune system, assists the body absorb iron and calcium, hasten cuts heals. The most common symptoms of the deficiency of vitamin C include inflammation and bleeding of gums. Deficiency can also lead to joint pains, dry skin and damaged hair. Vitamin C is a water-soluble vitamin. So we need to get vitamin C often because it doesn't stay in our body very long. Vitamin C is found in green vegetables, berries and citrus fruits and many vegetables including tomatoes, green pepper, cabbage and potatoes.
Vitamin D is created by the body from sunlight. Kids with deficiency of vitamin D are inclined to bones deformations. This also can lead children to other health problems like heart disease, rickets and high blood pressure. Vitamin D helps the body use calcium that is necessary to bone formation and muscle activity. This vitamin is contained in fish and dairy products fortified with vitamin D, eggs, butter, milk and fish.
Deficiency of vitamins E and K is not so common because they are created by the body. While, deficiency of vitamin K occurs when there is excessive bleeding of wounds. Vitamin K plays an essential role in blood clotting and bone formation. Vitamin K also converts glucose into glycogen for storage in the liver. Vitamin K is contained in broccoli, dark green leafy vegetables, Brussels sprouts, cabbage, cauliflower, egg yolks, liver, oatmeal, rye, and wheat.
Vitamin E helps prevent cancer, heart disease, cataracts and reduces scarring from some wounds. Zinc and vitamin E work together. Vitamin E is found in vegetable oils, vegetables (dark leafy green), nuts and seeds, spinach, almonds, herring, peanuts, brown rice, eggs, milk, organ meats, sweet potatoes, soy beans, unrefined cereal, and wheat germ.
Vitamins deficiencies may cause aggravation of health condition. It is necessary to take actions in time to improve the condition and prevent health problems.
Vitamins are essential for proper growth and metabolism. Deficiencies of vitamins may result from inadequate intake of supplements as well as from other factors. For instance, vitamin K and biotin are both created by bacteria living within the intestine may be removed by antibiotics, newborns also lack the intestinal bacteria.