1. Salmon

Keep your brain well oiled with DHA, a type of omega-3 fatty acid found in salmon. Regular servings can increase your learning and problem-solving skills.

2. Dark chocolate

Quite literally, genius. Chocolate is full of flavanols that increase the blood supply to your brain and it triggers mood-enhancing endorphins.

3. Oranges

Snack on orange slices and finish the Sudoko in record time. Vitamin C-rich fruit will keep your mental agility and motor skills in shape.

Oranges

4. Spinach

Don’t let your genius diminish as you get older. The vitamin K in leafy veg is thought to protect brain function, so stock up on plenty of spinach and other greens now.

5. Tea

Relax with a cuppa, we insist. It helps ward off fatigue and improve concentration – particularly green tea, which is packed with antioxidants.

6. Muesli

Oats can act as a sleep aid, but you won’t lose if you snooze after eating them. A source of zinc, they support memory function, so you’ll wake up wise.

7. Water

Feeling the brain drain after a big night out? Your grey matter is about 80% water, so swap the bloody Mary for a glass of H2O to stop it slowing down.

Eggs

8. Eggs

Forgotten your boss’s wife’s name again? Start the day with a boiled egg – it fuels the neurotransmitters that help with word recall.

9. Strawberries

Can’t get through aerobics without tripping up? Sling some strawberries into your trolley – they improve co-ordination and concentration.