You don't need to stick it out until your cold goes away. It's time to unleash the power of zinc lozenges, says Professor Graeme Close.
Over 2,500 proteins in the body depend on zinc to work properly. Patsy Westcott explains what zinc does and how to keep your levels topped up.
The eight B vitamins can help your immune system, as well as the heart, brain, skin, hair and eyes. Here's what they do and what happens when you're deficient.
Omega 3 fatty acids play a vital role in keeping your heart, brain and eyes healthy. Dr Hilary Jones explains.
What does vitamin C do in the body? And why do you need a regular intake? Dr Hilary Jones explains its role in immunity, skin, healing and more.
Magnesium supplements are more popular than ever, and a particular focus is on helping you sleep. Nutritionist Rob Hobson looks at the evidence.
There's mounting evidence that improving your gut health with probiotics can boost your body's immune health and reduce the impact of colds and 'flu.
Vitamin K has a vital role in blood clotting and is important for the heart, bones and teeth. Dr Hilary Jones explains.