Wisconsin Esthetics State Board Practice Test

What does excoriation refer to in skincare?

1. A type of moisturizing agent

2. A mechanical abrasion of the epidermis

3. An ingredient that enhances product effectiveness

4. A method of thickeners in formulations

The correct answer is: A mechanical abrasion of the epidermis

Excoriation in skincare refers specifically to a mechanical abrasion of the epidermis, which is the outermost layer of the skin. This condition can occur as a result of excessive scratching or rubbing, leading to the surface layer being worn away or damaged, which can cause redness and irritation. Understanding this concept is crucial for estheticians, as it helps in recognizing skin conditions and determining appropriate treatments and care for clients. The other options revolve around skincare ingredients and formulations rather than the physical act of abrasion. For example, moisturizing agents serve to hydrate the skin, enhancing its appearance and preventing dryness, while thickeners are utilized in cosmetic formulations to alter the texture and viscosity of products. Ingredients that enhance product effectiveness typically refer to compounds designed to boost the efficacy of skincare products, which is distinct from physically damaging the skin as described in the context of excoriation.