Causes of hypervitaminosis A Excess amounts of vitamin A are stored in your liver, and it accumulates over time. Most people develop vitamin A toxicity by taking high-dose dietary supplements, possibly due to megavitamin therapy.
What are the symptoms of too much vitamin A?
Consuming very large amounts of vitamin A all at once can cause drowsiness, irritability, headache, nausea, and vomiting within hours, sometimes followed by peeling of the skin. Pressure within the skull is increased, particularly in children, and vomiting occurs.
What does it mean if your vitamin A is high?
Hypervitaminosis A is a condition that occurs when a person has too much vitamin A in their body. This can happen if a person takes too many supplements or uses certain creams for acne over a prolonged period. Symptoms of hypervitaminosis A include vision problems, changes in the skin, and bone pain.
How do you get rid of excess vitamin A?
How is vitamin A toxicity treated? Vitamin a toxicity is treated by stopping the use of vitamin A supplements. Generally, signs and symptoms will resolve on their own with 1–4 weeks, depending on their severity. Birth defects caused by vitamin A toxicity during pregnancy are irreversible.
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