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Vitamin A

AF
Anna Fiserova
September 6, 2023Updated August 13, 2026Reviewed by Konstantin Weiss
Vitamin A
This article is currently being worked on. A more in-depth version will be released soon.

Observed genes

Polygenic score

Influential genes: FFAR4

According to a GWAS study, the FFAR4 gene has been associated with vitamin A levels.

What is Vitamin A?

Vitamin A is a fat-soluble vitamin essential for the growth and development of a healthy body. It's also important to vision, cell division, reproduction and immunity.

What happens if you don't get enough?

Vitamin A deficiency can cause vision problems such as night blindness. Furthermore, vitamin A deficiency can lead to dry skin and increase the severity of infections by affecting your immune system.

Recommendations

The human body cannot produce Vitamin A. Therefore, you should include vitamin A-rich foods in your diet. Vitamin A can be found in leafy green vegetables like kale, broccoli, and spinach and in yellow and orange vegetables like carrots, sweet potatoes, and pumpkins. Animal products high in vitamin A include liver, eggs, milk, cheese, and fish oil.

Recommendations

The human body cannot produce Vitamin A. Therefore, you should include vitamin A-rich foods in your diet. Vitamin A can be found in leafy green vegetables like kale, broccoli, and spinach and in yellow and orange vegetables like carrots, sweet potatoes, and pumpkins. Animal products high in vitamin A include liver, eggs, milk, cheese, and fish oil.

Sources

We are currently working on preparing a better list of references and studies. It will be ready soon!

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