Mason Natural Healthy Kids Cod Liver Oil With Vitamin A, C, and D - Improved Immunity, Healthy Heart and Brain Function, Supports Overall Health, Orange Flavor, 100 Chewables Chewable Cod Liver Oil for kids is popular with parents because it contains three of the best antioxidants for kids together in one easy supplement. Antioxidants like vitamins A, C, and D help to counteract free radicals in our bodies. Free radicals are unstable molecules that can be caused by exposure to pollution, chemicals, stress, and other factors. If left unchecked, these free radicals can damage both our DNA and the cells in our body. This can ultimately lead to various diseases over time. This is why antioxidants are so important, particularly for children. Antioxidants work together to help neutralize free radicals, therefore it is important to consume a variety of antioxidants. All Mason Natural products are produced in a GMP-certified facility and laboratory tested for purity.