Which of the following is a method to hydrate the skin?

Applying a moisturizer is an effective method to hydrate the skin because moisturizers are specifically formulated to provide hydration by creating a protective barrier that helps to seal moisture in the skin. They contain humectants, emollients, and occlusives, which work together to increase water content in the skin, maintain hydration levels, and improve the skin's overall texture and appearance.

Moisturizers can come in various forms, such as lotions, creams, and gels, each offering different levels of hydration suitable for various skin types. For individuals with dry or dehydrated skin, a rich, emollient-based moisturizer would be most beneficial, while those with oily skin may benefit from lighter, oil-free formulations. By choosing the right moisturizer, individuals can effectively enhance skin hydration, contributing to a more plump and youthful-looking complexion.

Other methods such as exfoliation and using toners may contribute to overall skin health but do not directly add moisture to the skin. Exfoliation removes dead skin cells, allowing for better product absorption but doesn’t replace lost moisture. Toners may help to balance the skin’s pH and provide some hydration, yet they often don’t provide the level of moisturization needed for deeper skin hydration. Serums can offer beneficial