Eczema causes the skin to become red and itchy. This condition has no cure, but you can manage its symptoms. According to a study, oatmeal baths can help reduce symptoms of eczema. It is because oatmeal has many qualities that make it helpful in relieving eczema. Oatmeal is an emollient. It means that it holds moisture against the skin. It also has anti-inflammatory properties that provide relief in eczema.