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High Vitamin D Doses Linked to Bone Density Loss

3/3/2025

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Summary

Story summary

Vitamin D plays a vital role in maintaining strong bones, with the NHS advising adults to take 10 micrograms (400 IU) daily. However, a recent study revealed that higher doses—4,000 IU and 10,000 IU—can actually lead to alarming bone density loss. Insufficient levels can cause serious conditions like rickets in children and osteomalacia in adults, while too much can trigger hypercalcaemia.

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Story summary

Vitamin D plays a vital role in maintaining strong bones, with the NHS advising adults to take 10 micrograms (400 IU) daily. However, a recent study revealed that higher doses—4,000 IU and 10,000 IU—can actually lead to alarming bone density loss. Insufficient levels can cause serious conditions like rickets in children and osteomalacia in adults, while too much can trigger hypercalcaemia.