Vitamin A toxicity can be caused by ingesting high doses of vitamin A—acutely (usually accidentally by children) or chronically (eg, as megavitamin therapy or treatment for skin disorders). Acute toxicity causes rash, abdominal pain, increased intracranial pressure, and vomiting.
What is the most likely cause of vitamin A toxicity?
The most common cause of chronic vitamin A toxicity is the regular ingestion of over 100,000 IU daily, which is sometimes prescribed for dermatological conditions such as acne.
Can you get vitamin A toxicity?
Vitamin A toxicity can occur from either the topical or oral form of Vitamin A. Each has its own set of adverse effects. Oral vitamin A toxicity can be acute or chronic. In acute toxicity, ingestion occurs because of the ingestion of a large amount of vitamin A over a short period of time.
What is caused due to vitamin A?
Too little vitamin A can lead to inflamed skin, night blindness, infertility, delayed growth and respiratory infections. People with wounds and acne may have lower blood levels of vitamin A and benefit from treatment with higher doses of the vitamin.
Can eating liver cause vitamin A toxicity?
Vitamin A Toxicity It is possible, and even dangerous, to consume too much vitamin A. Eating large amounts of liver can lead to symptoms of vitamin A toxicity. Your own liver cannot process the excess vitamin A quickly enough, so eating a significant amount of liver regularly might lead to hypervitaminosis A.
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