A superfood is classified as ‘a food that is considered especially nutritious or otherwise beneficial to a person’s health and well-being’ (Oxford English Dictionary).
Your body cannot create essential amino acids, essential fatty acids, vitamins and minerals thus it needs to obtain them daily from various sources. Superfoods can provide some of these nutrients and some more in abundance.
Walnuts contain the fatty acid omega 3 in bigger quantities than any other nut. Omega 3 has a range of health benefits including, weight loss, aiding brain support and mood improvement (Stoller 2005). They are high in plant sterols which help to reduce cholesterol (Heinemann 1991) and rich in fibre, magnesium, B vitamins and vitamin E.
Blueberries are considered a brain food as they help with memory, motor function and balance (Tufts University). They contain anti inflammatory and antioxidant properties and are a slow energy release carbohydrates.
They are packed with antioxidants and they are rich in vitamin C and potassium. They could help slowing the aging process (Bowden 2007) and could be beneficial to the cardiovascular health (American Journal of Cardiologists).
Is high in protein and high in omega 3, which helps to reduce inflammation in the body and protects against heart disease. Additionally it is full of vitamins and carotenoids, which help fight against various illnesses.
Broccoli contains sulforaphane and indole-3-carbinol which studies have showed to help fight cancer (Finley 2001). Broccoli also contains compounds that help the body to detoxify.