Can consuming too much vitamin D be harmful?
Yes. Too much vitamin D can be harmful, but toxicity usually comes from taking high-dose supplements for a prolonged period, not from sunlight or ordinary foods. What happens with too much vitamin D? Excess vitamin D can cause hypercalcemia—too much calcium in the blood. Symptoms can include: Nausea, vomiting, or poor appetite Constipation Excessive thirst …









