Are superfoods all we need in our diet?

Herbs and spices not only add flavour to food, but may also confer extra health benefits, which is why they are considered a superfood. — 123rf

You may have heard of, or seen, the term “superfoods”, but do you know what it means?

Does it truly refer to a group of foods with exceptional health benefits, or is it merely a marketing term used to promote expensive foods or supplements?