How do members experience Hydro B12? Top 5 reported purposes & perceived effectiveness Purpose Patients Evaluations Perceived Effectiveness This item is relevant to you: General health 2 0 0% 0% 0% 0% 0% This item is relevant to you: Fatigue 1 0 0% 0% 0% 0% 0% This item is relevant to you: Malnutrition 1 0 0% 0% 0% 0% 0%