Love. Fall in love and stay in love. Write only what you love and love what you write. The key word is love. You have to get up in the morning and write something you love something to live for.
Our typical Western diet is full of inflammatory fats - saturated fats trans fats too many omega-6 inflammatory processed vegetable oils like soy and corn oils. These increase IGF-1 and stimulate pimple follicles.