Vitamin C needs to be infused after pediatric hernia surgery because it promotes wound healing, inhibits inflammatory reactions, etc., which facilitates postoperative recovery, and it also has therapeutic effects on many diseases. Vitamin C has strong reducing properties, can be used as a strong antioxidant in the body, through a variety of mechanisms to treat the body’s inflammatory response, pediatric hernia surgery itself is also a kind of trauma to the body, vitamin C can inhibit the inflammatory response triggered by this trauma as well as postoperative infections caused by the inflammatory response. In addition, vitamin C is involved in the synthesis of collagen, which facilitates wound recovery after hernia surgery. Vitamin C is also an important part of the treatment regimen for many diseases. Vitamin C can treat iron deficiency anemia, Creutzfeldt-Jakob disease, idiopathic methemoglobinemia, and scurvy.