There is generally no effect when a baby eats the skin of cod liver oil. The skin of cod liver oil is made of edible-grade medicinal gelatin, which is manufactured by fine treatment and auxiliary materials and can be absorbed by the body, so if a baby accidentally eats the skin of cod liver oil, it can also be digested and there is generally no major harm, so parents need not worry too much. However, it is recommended that babies under the age of one should not eat it with the skin, because the digestive system of infants and children at this stage is not functional enough, and it is also necessary to avoid the capsule shell being too large and getting stuck in the baby’s throat, causing suffocation. If a baby accidentally takes the skin of cod liver oil by mistake, you can give the child warm boiled water, which can help the body metabolism of the affected child, thus playing a certain auxiliary therapeutic role. In addition, the child can be instructed to rest more and pay attention to comfort the child to help soothe the emotions, so that the child does not cause other gastrointestinal discomfort due to excessive stress. In general, the shell of cod liver oil will not cause physical damage to the child. If taken for a long time, it is best to also check for combined gastrointestinal disorders.