The primary active ingredient in many medicated diaper creams is zinc oxide (in various concentrations). Other common formulation ingredients include petrolatum, lanolin, vitamins A and D, beeswax, oat extract, and plant oils such as sweet almond oil, shea butter, and jojoba seed oil.
Medicated diaper creams are sold as ointments, creams, and pastes. Textures range from thick, protective pastes to spreadable ointments and creams described as rich but non-greasy or velvety.
Labeling varies by product. Many creams indicate suitability for newborns and up, some specify age ranges like 0–2 years, and others use broader terms such as “All Ages.” Always follow the product label.
Typical directions are to clean and dry the diaper area, then apply a thick or liberal layer of cream to the affected area. Many products recommend reapplying at each diaper change and especially at bedtime or whenever a wet diaper may be left on for an extended period.
Look for zinc oxide‑based protectants and formulation claims such as hypoallergenic, fragrance‑free or no fragrance added, dye‑free, and paraben‑free. Labels stating pediatrician‑tested or dermatologist‑tested, and explicit notes about suitability for sensitive skin, also indicate a product intended for sensitive skin.