Dry Skin
Dry skin, or xerosis, results from a compromised stratum corneum barrier that leads to transepidermal water loss (TEWL) and insufficient retention of moisture within the epidermis. The skin’s natural moisturizing factors (NMFs), such as urea, lactic acid, and amino acids, along with intercellular lipids like ceramides, cholesterol, and free fatty acids, are essential in maintaining […]