What is a common reason for using a setting spray in makeup application?

Using a setting spray in makeup application is primarily aimed at enhancing the longevity of the makeup. Setting sprays are designed to create a barrier that helps the makeup adhere to the skin more effectively, which minimizes the chances of smudging, fading, or running throughout the day. This is particularly useful in maintaining the appearance of the makeup, especially in environments that may cause wear such as heat, humidity, or physical activity.

While some might think that a setting spray could speed up drying time, its primary function is not to hasten the drying process but rather to maintain the finished look once the makeup is applied. Additionally, increasing shine is not a primary purpose of setting sprays; in fact, many setting sprays are formulated specifically to reduce shine and create a matte finish. Lastly, while some products may have beneficial ingredients that can help refine the appearance of pores, this is not the main role of a setting spray. Overall, the key function of a setting spray is to keep makeup looking fresh and intact for extended periods.