The skin cannot create vitamin D if covered in sunscreen or clothing, it is thought that a sun cream with SPF15 will reduce the skin’s ability to synthesize vitamin D by more than 95%. Many older people and those from the Asian community who tend to wear more modest clothing are amongst the population groups most like to suffer deficiency in vitamin D. Dietary sources include fortified foods, eggs and fatty fish. Most commonly-available Vitamin D3 supplements are derived from the lanolin in sheep’s wool. This supplement from Viridian Nutrition provides vegan Vitamin D3 naturally-derived from lichen.

As a food supplement, take one to three capsules daily with food, or as directed by your healthcare professional.

One capsule provides: