Sensible use of nutritional supplements, along with proper nutrition, adequate rest and stress management, can help to increase your energy and vitality. Supplements like B-vitamins support energy metabolism, while adaptogens such as Rhodiola rosea, Cordyceps increase the body's resistance to stress and fatigue. Green drinks such as Greens First, Perfect Food and Pro-Greens also provide concentrated nutritional support for the body's metabolic processes, in fact, many people report feeling more energy with regular use.