How much do you know vitamin A? For some, getting as much education as possible about this vitamin may not be necessary for the simple reason that it is too scientific. However, since you are invited to take it in to your body, and you definitely require it to be healthy, you might as well teach yourself a thing of two about it.
FAQs about Vitamin A
Here are some of the things that you should know about vitamin A:
1. Vitamin A is fat soluble. There are actually two classifications of vitamins. It can be water or fat soluble. Vitamin A belongs to the latter, together with vitamins K, D, and E. This means that they can enter the body through the intestinal tract, with the help of lipids. With it, you do not need large amounts in order to meet the daily requirement. An excess of the vitamin will not be used and is stored in the liver.
2. A person can suffer from toxicity. Because vitamin A is fat soluble, it takes a much longer time for the body to remove the excess. When you continue to accumulate excess vitamin A in your body, you are at the risk of suffering from toxicity. There are a lot of symptoms that are associated with it. Some are plain discomforting, while others are very dangerous. You can suffer from nausea, headache, and blurry vision. If you have a renal dilemma, there is a huge possibility that you will get permanent damage.
3. Vitamin A is just a generic term. There are several compounds that make up the vitamin, and they all help in making sure that you will remain healthy. You have retinol, which is usually associated with gene transcription. Vitamin A may also refer to beta carotene.
4. This vitamin has antioxidant properties. Though vitamin A is known to promote better vision, it is also an antioxidant, which means it has the ability to relieve your body with free radicals that can create various types of illnesses. It retains the moisture of your cell membranes, so that they do not suffer from any cell damage. This will then prevent bacteria, viruses, and parasites from penetrating into your cells and cause damage or gene alteration to them. In fact, an increased intake of vitamin A is highly recommended if you have measles, viral infection, HIV, or even AIDS.
5. It can help your battle against cancer. Vitamin A can slow down the growth of tumour. If you have leukaemia, it will prevent the cells from multiplying, which will then worsen your illness.
6. Vitamin A improves your skin and hair. Most topical creams make use of this vitamin because they can help cure acne, pimples, and psoriasis. It can also bring back your crowning glory.
7. Vitamin A deficiency is common. In developing countries, there are millions of children who are suffering from vitamin A deficiency. They can suffer from impaired vision, night blindness, as well as eye dryness.
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