Purito Defence Barrier pH Cleanser is a facial cleanser that is formulated to help maintain the pH balance of the skin while gently removing impurities. It comes in a 150ml bottle.The pH level of the skin is important because it helps to maintain the natural barrier function, which protects the skin from environmental damage. The Defence Barrier pH Cleanser is designed to have a pH level of around 5.5, which is similar to that of the skin’s natural pH. This helps to prevent the skin from becoming too alkaline or too acidic, which can lead to dryness, irritation and breakouts.The cleanser is formulated with a blend of natural ingredients such as Centella Asiatica extract, which helps to soothe and calm the skin, and hyaluronic acid, which helps to hydrate and plump the skin. It also free of harsh surfactants and synthetic fragrances.It’s recommended to use this cleanser as part of a daily skincare routine, usually in the morning and at night. To use, apply a small amount of cleanser to damp skin and massage gently before rinsing off with lukewarm water.