Please don't start randomly taking big amounts of vitamin D because of articles like this. It's one of the only supplements that actually gets absorbed by your body. Consult your doctor and get regular check-ups on your vitamin D levels if you start taking it.
"The main consequence of vitamin D toxicity is a buildup of calcium in your blood (hypercalcemia), which can cause nausea and vomiting, weakness, and frequent urination. Symptoms might progress to bone pain and kidney problems, such as the formation of calcium stones."
"The main consequence of vitamin D toxicity is a buildup of calcium in your blood (hypercalcemia), which can cause nausea and vomiting, weakness, and frequent urination. Symptoms might progress to bone pain and kidney problems, such as the formation of calcium stones."
https://www.mayoclinic.org/healthy-lifestyle/nutrition-and-h...