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Coronavirus update
It's important to take vitamin D as you may have been indoors more than usual this year.
You should take 10 micrograms (400 IU) of vitamin D a day between October and early March to keep your bones and muscles healthy.
There have been some reports about vitamin D reducing the risk of coronavirus (COVID-19). But there is currently not enough evidence to support taking vitamin D to prevent or treat coronavirus.
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If you choose to take vitamin D supplements, 10 micrograms a day will be enough for most people.
Do not take more than 100 micrograms (4,000 IU) of vitamin D a day as it could be harmful. This applies to adults, including pregnant and breastfeeding women and the elderly, and children aged 11 to 17 years.