If the reason for your irritation is not your wife, parents, boss or any second person, then it must be definitely your food habits. Check out the below foods which enhances your mood.  
 
Also read: No difference in cigarettes and meat

1. Water at regular intervals

2. Breakfast containing carbohydrates

3. Green Leafy Vegetables for the good sources of folate.

 
4. Fish and walnuts, for influencing metabolic pathways in the brain and combating the depression.

5. Lean meats like chicken, pork and beef provide an amino acid called tyrosine. It alerts and makes you focus on the work.   

6. Dark Chocolate enhances the mood by its caffeine and theobromine.

7. Baked or Mashed Potato releases the serotonin in the brain.

8. Selenium in the seafoods like oysters, sardines, clams, crab and fish produces a mood enhancing effect

By Phani