Ah but if you made just one change - added one vegetable to your daily diet - then that supports your body to handle emotions better. Which means everything else you do to find an apartment and interview for jobs will work much better.
If you try to interview for jobs when you are feeling crazy and stressed, it will be hard to get hired. The hiring manager will see that wound-up stress.
If you try to interview for jobs when you are feeling calm and positive, it will be far easier to get hired. Hiring managers are looking for calm, positive employees.
It's not a one-or-the-other thing. What you eat impacts every second in your life. It impacts how well you sleep. It impacts how capable you are of coping with stress.