What are the benefits of vitamin D drops?

Aug 24, 2022 Source: Cainiu Health
Disease description:

During a physical examination, I was found to have a mild vitamin D deficiency. I'm not sure whether I should supplement it. What are the benefits of vitamin D drops?

Doctor's answer (1)
Dr. Wang Lei
It promotes calcium and phosphorus metabolism and absorption, playing a crucial role in bone formation. Long-term consumption can lead to poisoning, with initial symptoms including bone and joint pain, swelling, skin itching, chapped lips, fever, headache, vomiting, constipation, diarrhea, and nausea. It is important to note that prolonged use may result in toxicity.