Vitamin D toxicity: • Hypercalcemia: • Hypercalciuria: • Toxicity symptoms occur when:

- (high blood levels of Calcium) -(high calcium level in Urine) -dietary intake of Vitamin D is just above the UL (Tolerable Upper Intake Level)of 50 mcg 0r 2000 IU, making Vitamin D the most toxic of vitamins.