All about hypervitaminosis A

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Hypervitaminosis – It is a condition when you have an excess of vitamin A in your body.


Causes of hypervitaminosis


There are two types of hypervitaminosis acute or chronic.

·      Acute hypervitaminosis occurs when you consume large amounts of vitamin A over a short period of time, usually within a few hours or days. Now its very easy to approach blood donors in Bangalore with Cureplus. 


·       Whereas, chronic hypervitaminosis occurs when there is an accumulation of large amounts of vitamin A in your body over a long period of time.


Signs & symptoms


·         Bone pain

·         Swelling

·         Blurred vision

·         Abnormal softening of the skull bone

·         Changes in consciousness

·         Bulging fontanelle

·         Dizziness

·         Decreased appetite

·         Double vision

·         Drowsiness

·         Hair loss or oily hair

·         Headache

·         Irritability

·         Liver damage

·         Increased pressure in the skull

·         Nausea

·         Vision changes

·         Vomiting

·         Unhealthy weight gain

·         Skin problems including cracking at corners of the mouth, oily skin, highly sensitive towards sunlight, itching, peeling, and yellowish skin color.


Sources of vitamin A


·         Eggs

·         Dark fruits

·         Milk

·         Tomato products

·         Orange and yellow vegetables

·         Green leafy vegetables

·         Some vegetable oils

·         Fortified foods

·         Fish and fish oils

·         Fortified foods such as cereal


Complications & health risks associated with hypervitaminosis


·         Osteoporosis

·         Liver damage

·         Kidney problem due to excess of calcium

·         In pregnant woman excess of vitamin A may cause defects in the fetus.




The most common and effective treatment for hypervitaminosis is to refrain taking a higher dose of vitamin A supplements. Most of the people with hypervitaminosis recover within a few weeks.