Spinach leaves are nutritious that help you to focus on work.
Tyrosine in greek yogurt to improve your mood.
Dark chocolate helps you to focus on work and also takes care of your hunger pangs.
Coffee always does the job of boosting energy and elevating your mood.
Walnuts work great to improve your behaviour and mood.
Fatty acids present in avocado is a source of energy.
Sipping on green tea can help you to focus and relax.
Antioxidants rich berries are great too.
Munch on some almonds while feeling lazy.
Eggs are not only delicious but also rich in Omega-3 and vitamins.