Information about Vitamin A

Vitamin A Uses

Vitamin A is used in the treatment of Vitamin A deficiency.

How Vitamin A works

Vitamin A contains vitamin A which is a nutritional supplement. It acts directly on the biosynthesis of various proteins, including those involved in regulation of various cell functions or in determination of cell sensitivity to hormones and hormone-like factors. It is important for growth and development, for the maintenance of the immune system, and for good vision.

Common side effects of Vitamin A

No common side effects seen
Written By
Reviewed By
MD (Pharmacology), MBBS
Last updated:
01 Oct 2020 | 09:37 AM (UTC)
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Available Medicine for Vitamin A

Aquasol AUSV Ltd
271 variant(s)
Vitamin AAbbott
7 to ₹502 variant(s)
LycoboldRizer Healthcare Pvt Ltd
134 to ₹1542 variant(s)

Expert advice for Vitamin A

  • Use exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended.
  • You may require a regular eye check up during the course of taking Vitamin A.
  • Do not use mineral oil while taking Vitamin A.
  • Consult your doctor if you develop nausea, vomitting, cracking of lips, hairfall, headache.
  • Do not take this medicine if you are pregnant or planning to become pregnant.
  • Taking similar vitamin products together can result in a vitamin overdose or serious side effects.

Frequently asked questions for Vitamin A

Vitamin A

Q. What is Vitamin A used for?

Vitamin A is used for improving the eyesight, maintaining cells of the skin and the lining of the digestive, urinary and respiratory tracts. It also helps in the formation of red and white blood cells in our body that are important to carry out the various essential functions of our body.

Q. What if I take too much of Vitamin A?

If you take too much of Vitamin A, it can lead to birth defects, abnormalities of the liver and disorders of the central nervous system. It can also decrease bone mineral density, leading to an increased risk of osteoporosis. This is because an excess of Vitamin A suppresses the building up of bones and increases its breakdown. The rate of calcium absorption by Vitamin D can also get affected due to excess of Vitamin A. Therefore, it is advised to use Vitamin A only as directed by your doctor.

Q. Which foods contain vitamin A?

There are various foods that contain vitamin A naturally. These are milk, cereal, leafy green vegetables, carrots, sweet potatoes and pumpkins. Other than those, orange vegetables are loaded with vitamin A as they contain a pigment called beta carotene. It is also found in eggs, dairy products, fruits like mangoes and apricots, liver and certain types of salmon.

Q. Does deficiency of vitamin A cause blindness?

Yes, deficiency of vitamin A may cause blindness. Consult your doctor if you are facing issues with your eyesight to rule out the cause of your vision problem.

Q. How should Vitamin A be taken?

Vitamin A should be taken in the dose and duration advised by your doctor. It is advised to take Vitamin A with food preferably at the same time each day to avoid the chances of missing a dose.

Q. What if I forget to take a dose of Vitamin A?

If you forget a dose of Vitamin A, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and take the next scheduled dose in the prescribed time. Do not double the dose to make up for the missed one as this may increase the chances of developing side effects.

Q. Is Vitamin A safe?

Vitamin A is safe if used in the dose and duration advised by your doctor. Take it exactly as directed and do not skip any dose. Follow your doctor's instructions carefully and let your doctor know if any of the side effects bother you.


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