Falling short of the required amount could weaken immune defences, but if low levels are left untreated, discomfort may also arise.
If you or someone you care for is in a higher risk group they may need to take Vitamin D supplements.
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You can take Vitamin D supplements as tablets, liquid or a spray, and they can be bought in a pharmacy.
Dietary vitamin D is available in foods such as oily fish, cod liver oil, red meat, fortified cereals, fortified spreads and egg yolks.
Source: Daily Express
