Breast milk is often called the «perfect food» for babies; it supports their digestive system, helping them much better with problems such as diarrhea or constipation. (checkpregnancy.com)
In some cases fiber may help with diarrhea or constipation depending on the type of fiber and the root cause of the problem. (feline-nutrition.org)
This formula contains comfort proteins which are easily digested by newborns and does not cause diarrhea or constipation. (sweetmomsblog.com)