Explanation:

A well-balanced diet provides all of the:

energy you need to keep active throughout the day

nutrients you need for growth and repair, helping you to stay strong and healthy and help to prevent diet-related illness, such as some cancers

Keeping active and eating a healthy balanced diet can also help you to maintain a healthy weight.

Deficiencies in some key nutrients - such as vitamin A, B, C and E, and zinc, iron and selenium - can weaken parts of your immune system.

More about vitamins, minerals and nutrients