If you have an infant or toddler, you probably know what diaper rash looks like. Red, bumpy, chafed skin is no fun for babies or their parents A+D Original Ointment for diaper rash is a smart addition to your collection of baby skincare products. Safe to use at every diaper change, it's easy to apply and gentle on tender bottoms. A+D ointment helps prevent diaper rash by forming a protective barrier to help seal out wetness. It is also useful on your own skin and lips to provide soothing relief to chapped and chafed skin.