Tired? Feeling ratty? It may time to ramp-up some vital nutrients, says Angela Epstein.
Despite following all the healthy eating advice about getting your five a day, experts suggest many of us lack the vitamins and minerals essential for keeping us fighting fit.
Though we are advised to try to get as many of these as possible through our diet, pills may help top up our levels.
Indeed, a recent study revealed that you will recover from a cold 40 per cent quicker if you take zinc supplements.
So, what other symptoms and ailments indicate a nutritional deficiency?
Here, we reveal which vitamins and minerals your body may be lacking, and how to boost your levels. Read more