Frozen corn is nutrient rich and might just be healthier. ... Nothing is added to frozen corn, which is frozen soon after picking when it's at its sweetest. Cooking it straight from frozen means it's convenient, too. Corn has several health benefits. Because of the high fiber content, it can aid with digestion. It also contains valuable B vitamins, which are important to your overall health. Corn also provides our bodies with essential minerals such as zinc, magnesium, copper, iron and manganese