PEDIATRICIAN RECOMMENDED: A+D Original Ointment is a top choice among baby skincare products recommended by pediatricians. TREATS AND PREVENTS DIAPER RASH: Lanolin and petrolatum combine to soothe and prevent diaper rash and sore bottom for your precious baby. PROTECTS SENSITIVE SKIN: A+D Ointment, containing lanolin and petrolatum, is a skin protectant, especially formulated to protect chafed skin due to diaper rash and helps seal out wetness.