Developed by a pharmacist and father of four, Boudreaux's Butt Paste has been trusted for over 40 years by pediatricians and parents to help protect irritated skin due to diaper rash and instantly seal out wetness. When used on a daily basis, it is also a great way to help prevent diaper rash. Boudreaux's Butt Paste Original is a thick diaper rash paste with 16% zinc oxide and is ideal for treating mild diaper rash. An effective and safe formula, it starts to soothe on contact, provides instant protection and is easy to spread on baby’s tender bottoms. Boudreaux's Butt Paste Original contains no unwanted ingredients and is free from dyes, preservatives, parabens and talc.