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How To Tell Vitamin A Excess, What Does Vitamin A Need?

How To Tell Vitamin A Excess, What Does Vitamin A Need?

Vitamin A excess, known as vitamin A poisoning, occurs when you have too much vitamin A in your body. This may be acute or chronic. Acute toxicity (acute toxicity) usually occurs in a few hours or a few days by taking high amounts of vitamin A in a short time. Chronic poisoning is caused by the accumulation of large amounts of vitamin A in the body over a long period of time. Symptoms are as follows; impaired vision, bone pain and changes in the skin. Chronic toxicity can lead to liver damage and increase pressure on the brain.

Vitamin A can be diagnosed by blood testing to check for vitamin A levels. In general, the problem is solved by limiting intake of vitamin A.

Why do vitamin A excess take place?

Vitamin A is stored in the liver when it is consumed in large amounts and accumulates over time. In most people, vitamin A toxicity is the reason why vitamin A pills are taken regularly in high doses every day. This may also be due to acne treatments involving high doses of vitamin A. Acute vitamin A poisoning usually occurs in children due to the fact that many of the vitamin A pills are sugared and swallowed.

Which foods are found in vitamin A?

Vitamin A is very important for eye health in children and adults. Vitamin A also plays an important role in the development of the fetus, especially in the heart, ear, eyes and other limbs. You can meet your vitamin A needs by consuming nutrients that contain vitamin A

Those vitamins include;

  1. Liver
  2. Fish and fish oil
  3. Milk
  4. Egg
  5. Dark color fruits
  6. Leafy and green vegetables
  7. Orange and yellow vegetables (sweet potatoes, carrots)
  8. Tomato
  9. Some vegetable oils

What is the daily need for vitamin A?

According to the National Institutes of Health (NIH);

0 to 6 months old baby: 400 micrograms (mcg)

7 to 12 months old baby: 500 mcg

1 to 3 years 300 mcg

4 to 8 years: 400 mcg

9 to 13 years: 600 mcg

14 to 18 years: 900 mcg in men, 700 mcg for women

14-18 years old / pregnant woman: 750 mcg

14 to 18 years / lactating women: 1,200 mcg

19+ age: 900 in men, 700 mcg in women

19+ years old / pregnant woman: 770 mcg

19+ years old / lactating women: 1.300 mcg

Taking vitamin A more than the daily recommended dose for a few months leads to chronic vitamin A poisoning. In children and infants are more sensitive to vitamin A, poisoning occurs in a shorter time.

Symptoms vary depending on whether the poisoning is acute or chronic. Headache and skin rash are common in both cases.

Acute symptoms of vitamin A are as follows;

  1. Numbness
  2. Irritability
  3. Abdominal pain
  4. Nausea
  5. Vomiting
  6. Increased pressure on the brain

Symptoms of chronic vitamin A excess;

  • Blurred vision or other visual changes
  • Bone swelling
  • Bone Pain
  • Anorexia
  • Dizziness
  • Nausea and vomiting
  • Sunlight sensitivity
  • Dry, rough skin
  • Skin rash and itching
  • Breaking in nails
  • Skin cracks in the corners of the mouth
  • Oral ulcers
  • Skin yellowing (jaundice)
  • Hair loss
  • Respiratory tract infection
  • Mind blur

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