What to know about vitamin D overdose

HUYỀN TRANG (THEO webmd) |

Taking too much vitamin D can lead to a serious condition called vitamin D toxicity.

Vitamin D is important for your bones, muscles, nerves, immune system, and many other functions.

But taking too much can lead to a rare condition called vitamin D toxicity. This can cause symptoms like fatigue and vomiting. It can also affect your kidneys or heart rhythm.

Here are some symptoms and causes of vitamin D poisoning you should not ignore:

Symptoms of vitamin D poisoning

Too much vitamin D can cause calcium to build up in your blood and body. This can cause symptoms such as:

- Nausea or vomiting

- Muscle weakness

- Tired and confused

- Irritable

- Constipation

- Less appetite, poor appetite

- Frequent urination accompanied by thirst and dehydration

Extremely high vitamin D levels can lead to

- Kidney failure, kidney stones

- Irregular heartbeat

Causes of vitamin D poisoning

Vitamin D toxicity is usually caused by taking too many vitamin D supplements.

Foods that contain vitamin D contain small amounts, so it is unlikely that you will get too much vitamin D from your diet. Your skin also makes vitamin D when you are exposed to sunlight, but this is not toxic.

HUYỀN TRANG (THEO webmd)
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