Baby's body is in the stage of growth and development, and the need for many substances is more than adults. Because the lack of the corresponding substances, it will affect the baby's growth. Many babies will drink vitamin ad drops and cod liver oil, and these two products are very different, the specific difference is reflected in the following points, the first point, the composition between them is not the same, vitamin ad drops, it is mainly to vitamin A and vitamin D, while the cod liver oil, which is contained in the composition of the substance of the dha, so that they have a great deal of difference. Secondly, the structure of vitamin ad drops and cod liver oil is not the same, vitamin ad drops, it belongs to the complex structure, while cod liver oil is not so. And vitamin ad drops, it is synthetic, while cod liver oil, it is extracted from the liver of an animal like fish. Thirdly, the scope of application of the two is different, vitamin ad drops, it is mainly to prevent rickets in infants and children, while the role of cod liver oil, is to promote the absorption of calcium. The above introduction to you is the difference between vitamin ad drops and cod liver oil. Since we have a clear understanding of the difference between these two products, we can selectively buy them at a later stage.