1. Have yoghurt for your midmorning snack. According to the Slovak Academy of Sciences, it contains amino acids that regulate anxiety levels.

2. Have a tuna salad for lunch – it’s full of stress-relieving omega-3s and carbs to feed your brain, says WH nutrition expert Kristen Beck.

3. Snack on nuts in the afternoon – they’re a source of arginine, an amino acid that improves blood flow and will give you a boost once you hit that mid-arvo slump.