After NHS Warning On Vitamin D, Turkish Expert Too Warns Of Poisoning

After NHS Warning On Vitamin D, Turkish Expert Too Warns Of Poisoning

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Updated Jan 24, 2026 | 11:00 PM IST

SummaryExperts warn excess vitamin D can be dangerous. Turkish endocrinologist Prof Mustafa Atlay says levels above 100 ng/ml may cause toxicity, including high calcium, kidney damage and heart issues. While deficiency is common, sunlight is best. Supplements should be taken only under medical supervision to avoid overdose symptoms like thirst, nausea, bone pain and brain fog.

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