Atopic dermatitis (AD) is a complex inflammatory skin condition that is not fully understood. Epidermal barrier defects and Th2 immune response dysregulations are thought to play crucial roles in the pathogenesis of the disease. A vicious circle takes place between these alterations. and it can further be complicated by additional genetic and environmental factors. https://www.ealisboa.com/limited-value-AXYS-Valhalla-Pen-must-buy/