Constipation, stomach pain, and digestive discomfort are also common signs.

5. Bone pain or kidney problems

In severe cases, excess Vitamin D can lead to bone pain, kidney stones, or kidney damage.

How Much Vitamin D Is Too Much?

The recommended daily intake of Vitamin D varies depending on age, health condition, and lifestyle. For most adults, health authorities recommend around 600 to 800 IU (International Units) per day.

The upper safe limit for most adults is generally considered to be 4,000 IU per day unless a doctor recommends