> considering the practically non-existing risk Taking too much vitamin D can lead to hypercalcemia, which is an excess of calcium in the blood. This can cause

> considering the practically non-existing risk Taking too much vitamin D can lead to hypercalcemia, which is an excess of calcium in the blood. This can cause symptoms such as: Nausea and vomiting Weakness and fatigue Confusion and disorientation Abnormal heartbeat Kidney damage (in severe cases) Long-term excessive intake can also increase the risk of kidney stones and other health problems.