Which of the following is a sign of a healthy skin barrier?

A sign of a healthy skin barrier is characterized by smooth texture, balanced hydration, and an absence of inflammation. When the skin barrier functions well, it protects the body from external irritants and pathogens while retaining essential moisture. A smooth texture signifies that the outer layer of skin, the stratum corneum, is intact and well-maintained, which is crucial for preventing moisture loss and maintaining skin elasticity.

Balanced hydration indicates that the skin is retaining moisture effectively, preventing dryness or excessive oiliness, both of which can lead to skin problems. Furthermore, the absence of inflammation means that the skin barrier is not compromised, reducing the risk of conditions such as acne, eczema, or other dermatological issues.

The other options reflect various signs of skin barrier dysfunction or unhealthy skin conditions, which can include texture irregularities, pigmentation issues, dryness, or redness. Such characteristics suggest that the skin barrier is either weakened or facing challenges that require attention and care.