Design validation is important in design management. The reason being is that it helps make sure that the product passes all test protocol. The test that that are preform during the validation process, examine shelf life, health protocol, efficiency, etc. There are specific requirement that a product must need to be in order to be ready. The validation process help examine and prevents any defects from entering the world, if there is defect they must go back and examined to see what happen before it causes more harm.