Choose unsalted nuts. Cut up a carrot or half a cucumber and eat them with two tablespoons of shop-bought or homemade hummus. Hummus contains various vitamins and minerals, protein, iron and fibre.
Lastly, having some healthy fats can be another way to boost mood and provide long-lasting energy when paired with the nutrients above. Healthy fats can be found in foods like nut butter, yogurt, chia ...