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What are the side effects of vitamin D and related compounds?

Symptoms of too much vitamin D include loss of appetite, weight loss, excessive urination and heartbeat irregularities. These side effects occur almost entirely in people taking megadoses of vitamin D supplements. Although your skin makes vitamin D when it's exposed to sunlight, you can't overdose that way -- when your body has made enough, it stops. Nor is it likely that anyone would get too much vitamin D from food. Experts believe that symptoms of too much vitamin D begin at 10,000 international units (IUs) per day, more than 15 times the recommended daily intake.

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Take your vitamin D at this time
Take your vitamin D at this time

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.