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Q.

What are the health benefits of vitamin a ?

Tags: benefits, health, what are the health benefits of vitamin a
Asked by blocked user, 18 Feb '13 12:49 pm
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Answers (5)

1.

Hi! Vitamin A is has preventive and therapeutic properties. It also helps keep the eyes, skin, nails and teeth in good condition.
Answered by Brinda Sapat, 20 Feb '13 08:51 pm

 
  
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2.

Increased Protection from Bacterial and Viral Infections - Vitamin A is essential for healthy surface linings of the eyes, mucous membranes, respiratory, urinary, and intestinal tracts.
Proper Immune Functioning - Vitamin A is essential to regulate the immune system, and plays a key role in making white blood cells which fight off infections in the body.
Cancer Protection (*Food Sources Only) - Studies suggest beta-carotene and vitamin A lower risk of many types of cancer.10 This effect could mainly be from a diet high in vegetables and not from supplements. Vitamin A supplements have been shown to increase risk of cancer.
Answered by Ataur Rahman, 18 Feb '13 12:50 pm

 
  
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3.

It is indispensable for our health and is especially abundant in foods such as apricots, broccoli, cantaloupe, carrots, kale, liver, mangos, red peppers, spinach and sweet potatoes. Here are seven reasons why you should make sure that your diet includes vitamin A.

Immunity
Not only does Vitamin A strengthen "entry points" into the human body, such as mucous membranes, the lining of the eyes, respiratory, urinary and intestinal tracts, it is also essential for the lymphocytes, or white blood cells, that fight infection once in the body.

Eyes
Vitamin A, when converted into the retinal (retinaldehyde) form, is vital for healthy eyes. It allows the eye to effectively distinguish between light and dark, thus improving night vision. Furthermore, vitamin A is believed to fight against cataracts, macular degeneration, glaucoma and other age-related ocular diseases.

Bones and Teeth
When converted into retinoic acid, vitamin A effectively maintains healthy bones and teeth. Denti ...more
Answered by saranathan Narasimhan, 23 Feb '13 03:10 pm

 
  
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4.

Vitamin A is essential for a healthy body and it has many beneficial properties including a few listed below

Improves immunity: Vitamin A enhances body immunity against infections by increasing the lympocytic responses against disease causing antigens. It keeps the mucous membranes moist to ensure better immunity and also enhances the activities of white blood cells. It not just prevents the germs from easily entering your body but also helps to fight the infection, once the germs gain entry into the body system, thereby ensuring a double core protection.
Ensures healthy eyes: Vitamin A can aid in improved vision. It enables your eyes to adjust to light changes and keep the eyes moist and also improves night vision. It can prevent many conditions like dry eye as well. Vitamin A helps in the formation of visual purple in the eyes, which can improve the vision of weak eyes. Vitamin A ensures a healthy retina an also prevents night blind blindness by increasing the adaptability of the ...more
Answered by jafar, 20 Feb '13 09:23 pm

 
  
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5.

Good eyesight
Answered by parikshit, 18 Feb '13 01:30 pm

 
  
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