If a person is on a restricted diet for any reason then they need to pay even more attention to their good food health vitamin intake. Obviously, some foods contain different nutrients to others and this is applicable to vitamins as well and it may be more difficult for a person to achieve their good food health vitamin intake if they are unable to eat certain foods. Vitamin supplements can form an essential part of a good food health vitamin intake for people who are unable to obtain their vitamins from their normal diet. It is also worth remembering that the good food health vitamin intake for a person varies throughout their life depending on their general health.