Diaper Rash Treatments, Causes & Symptoms - Dr. Axe
May 25, 2016·What Causes Diaper Rash? A diaper rash or a yeast rash can be caused by infrequent diaper changes, diarrhea and sudden changes in diet, such as solid foods as well as the foods that mom eats, especially if breastfeeding. Antibiotics, an illness, friction caused by a diaper that is too tight or a constant rubbing of some sort often seen when a baby is between sizes, laundry detergents ...