PUMPKIN SEEDS
Pumpkin seeds, which increase the tryptophan required for melatonin and serotonin production, helps you to overcome stress and tiredness. In addition, due to rich content of zinc, pumpkin seeds are recommended by the World Health Organization (WHO) in order to supply this mineral. 1 handful of pumpkin seeds contains about 20% of the daily zinc requirement. The most important benefit of zinc is boosting the immune system.