How much do I need?
Vanadium isn't thought to be needed for good health.
What does it do?
It's unlikely that we need vanadium for good health.
What happens if I take too much?
Some evidence suggests taking vanadium supplements might cause stomach cramps and diarrhoea, and make your tongue turn a greenish colour.
There isn't enough information to know what the effects might be of taking vanadium supplements.
What is FSA advice?
It's unlikely that we need vanadium for good health and too much could be harmful.
There is no evidence to suggest that the vanadium we get from food is harmful.