How do members experience B-50 NOW? Top 5 reported purposes & perceived effectiveness Purpose Patients Evaluations Perceived Effectiveness This item is relevant to you: Fatigue 1 0 0% 0% 0% 0% 0% This item is relevant to you: General health 1 0 0% 0% 0% 0% 0% This item is relevant to you: Mitochondrial disease 1 0 0% 0% 0% 0% 0%