Grey hair could be caused by a vitamin deficiency – which vitamin could you be lacking?

It takes a while for a vitamin B12 deficiency to come to light, as the body can store the nutrient for several years.

Nonetheless, aside from prematurely greying, there are several other symptoms to look out for to establish a vitamin B12 deficiency.

As a vitamin B12 deficiency can affect the nerve tissues, you may be more prone to paraesthesia – pins and needles.

In addition, a lack of vitamin B12 can lead to irritability, depressions and a decline in mental abilities, such as memory and judgement.