title: B vitamins may protect against macular degeneration.
mesh_terms: D000368:Aged; D000375:Aging / Q000502:physiology; D019587:Dietary Supplements; D006293:Health Promotion / Q000379:methods*; D006801:Humans; D008268:Macular Degeneration / Q000188:drug therapy / Q000517:prevention & control*; D008875:Middle Aged; D016032:Randomized Controlled Trials as Topic; D014481:United States; D014803:Vitamin B Complex / Q000627:therapeutic use*; D016387:Women's Health
chemical_list: D014803:Vitamin B Complex