Over the years, there have been many changing recommendations on the foods people eat. For years, margarine was said to be better than butter, but trans fats were eventually found to be unhealthy. Egg yolks were removed when people started fearing the fat within them. Saccharin in sodas and drinks was unhealthy, then healthy, and is now iffy.
Home care agencies work with you to have caregivers go to your parents’ home. There, they can cook meals, take your parents to the grocery store, and clean up the kitchen. They’ll eat better and be happier with regular visits from a friend.