Children take cod liver oil mainly to prevent and treat vitamin A and vitamin D deficiency. Cod liver oil is richer in vitamin A and vitamin D, thus avoiding night blindness and rickets, etc.
1. The role of vitamin A is to promote growth and development and maintain the integrity of the epithelial tissue, for the formation of the essential components of the retinal violet, but also with the immune function. Its sources are mainly liver, cow’s milk, cream, cod liver oil and so on.
2. The role of vitamin D is to regulate calcium and phosphorus metabolism, promote intestinal absorption of calcium, maintain blood calcium concentration, and facilitate bone mineralization, and its main source is the synthesis of skin sunlight and vitamin D supplements.
Children take cod liver oil, there may be other reasons, if the child has discomfort, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or treatment.