Lemon water The simplest way to get a boost, ever! Adding lemon to water transforms regular H20 into a natural energy drink that is packed with electrolytes, which are critical for cells to produce energy. Hydration in general is key for a mood boost; a 2012 study found that women who were mildly dehydrated reported feeling fatigued. Fresh fruit The natural sugar in fruit provides a quick pick-me-up when you're dragging and helps keep ...