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Vitamin D Supplements: Health Effects and Precautions
Samira Vishwas | June 21, 2026 6:24 AM CST

Vitamin D deficiency and its effects

Nowadays, many people are facing problems like hair fall and constant body pain, which could possibly be due to Vitamin D deficiency. To solve this problem, many people start taking Vitamin D supplements. Recently, cardiologist Dr. Umair Iftikhar has shared a shocking fact on this topic, in which he told that taking excess Vitamin D supplements can increase the risk of kidney failure. Apart from this, it can also cause other health problems.

Interview of Dr. Umair Iftikhar

Dr. Umair Iftikhar recently discussed the possible dangers of consuming Vitamin D supplements in an interview given to a media channel. He said that consumption of Vitamin D without proper advice can cause serious health problems.

case of kidney failure

Dr Umair gave the example of a 26-year-old woman who started taking supplements due to vitamin D deficiency. A few months later, without consulting a doctor or getting a blood test, he continued taking the medicine. As a result, he faced problems like vomiting, weakness, excessive thirst and frequent urination. When her blood test was done, it was found that the Vitamin D levels in her body had increased significantly, which affected her kidneys and required dialysis.

Keep an eye on Vitamin D levels

Dr. Umair also explained that when the level of Vitamin D in the body increases, the calcium level can also increase dangerously, which can cause damage to the kidneys. Therefore, no person should take vitamin D supplements without doctor’s advice.

Right time for Vitamin D medicine

The doctor also said that many people mistake symptoms like fatigue, sadness and hair fall for vitamin D deficiency, whereas these symptoms can also be caused by some other disease. Therefore, people should first get a blood test done and only then take Vitamin D medicine.


consult a doctor

People must consult a doctor and get their vitamin D levels checked before taking vitamin D supplements, otherwise they may have to suffer serious consequences.


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