Purpose: A moisturizer is a skincare product designed to hydrate and nourish the skin by locking in moisture and creating a protective barrier. It helps to maintain the skin's natural moisture balance, prevent dryness, and improve its overall texture and appearance. Benefits: Hydration: The primary function of a moisturizer is to hydrate the skin, replenishing lost moisture and preventing dryness. Protection: Moisturizers create a barrier on the skin's surface that helps to protect it from environmental stressors like pollution, UV rays, and harsh weather conditions.