Multivitamins can’t take the place of eating a variety of healthy foods. Foods provide fiber and other important ingredients for good health. But people who don't get enough vitamins and minerals from food alone, who are on low-calorie diets or who avoid certain foods (such as strict vegetarians/vegans) might consider taking a multivitamin. Healthcare providers might also recommend multivitamins to patients with certain medical conditions.
Some people might benefit from taking certain nutrients found in multivitamins. For example:
Source: National Institutes of Health Office of Dietary Supplements
Talk with your healthcare provider about whether a multivitamin is right for you.