Learn about the side effects of K2 Plus D3 (multivitamin), from common to rare, for consumers and healthcare professionals.

Taking too much vitamin D3 or K2 can cause side effects. Overdosing on vitamin D3 can lead to hypercalcemia, while too much vitamin K2 can interfere with blood-thinning medications. Consistency: Take the vitamins regularly for

Can You Have Too Much Vitamin D3 or Vitamin K? Vitamin D may be unsafe if taken at very high doses for long periods, especially in people who don't have an underlying deficiency.

Potential side effects of vitamin D include high blood pressure, elevated calcium levels, dry mouth, sensitivity to light, and kidney impairment. These side effects are usually only seen...