What are the skin benefits of colloidal oatmeal? Experts say it is a skin care must-have to soothe irritation and dry skin.

• Topical treatments: Over-the-counter 1% hydrocortisone cream can help with mild flare-ups. For more severe cases, pediatricians may prescribe stronger topical steroids or calcineurin inhibitors.

Key Laboratory of Colloid and Interface Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shandong University, Jinan 250100, P. R. China ...