Tuesday, October 25, 2011

Various Health Benefits of Vitamin A

Vitamin A is one of the fat soluble vitamins which ensures multiple health benefits. It is also called as retinol and mostly found in animal foods. However, carotenoids which are rich in many plant and animal food sources can get converted to vitamin A in the body. Uptake of vitamin A rich food is essential to enjoy several health benefits. Here are some of the benefits of vitamin A.

It promotes sharp vision thereby improving eyesight. It is also considered to stop the progressive deterioration of retina and also avoids any onset of eye problems that are likely to arise with age. Vitamin A deficiency can lead to poor vision, dry eyes and night blindness.

Vitamin A improves the efficiency of immune system. It is considered to enhance the activity of white blood cells which have a major role in immunity. It strengthens the entry points into the human body such as mucous membranes, respiratory, urinary, and intestinal tracts, and also the lining of the eyes. On the whole, retinol boosts the immune functions in the body.

It even plays a key role in maintaining the bone and teeth health. It is essential for the formation of dentin which is a hard layer of the teeth. Therefore, it is necessary to ensure the strength of the teeth. Worn out or old bony tissues are also replaced by new ones with the aid of vitamin A. This active fat soluble vitamin is also considered to display anti-cancer properties reducing the risk of cancers associated with colon, lungs, breast and esophagus. Health issues like pimples, emphysema and hyperthyroidism are cured by taking vitamin A supplements. It even maintains skin health by acting against the free radicals which damage the skin through oxidative stress. These are only some of the major health benefits of vitamin A. However, there are even many others and hence, include food sources of vitamin A compulsory in your diet.


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