Alaska Hairdresser and Barber Certification Practice Exam 2026 - Free Hairdresser and Barber Certification Practice Questions and Study Guide

In hair products designed to add shine, dimethicone is commonly used because it is a type of silicone that provides a smooth, reflective surface on the hair. This ingredient works by coating the hair strands, which enhances light reflection, resulting in a noticeable shine. Dimethicone also helps to reduce frizz and improve the overall texture of the hair, making it look healthier and more polished.

While other ingredients like silicone in general can also contribute to shine, dimethicone is specifically noted for its effectiveness and widespread use in shine-enhancing hair products. Shea butter and aloe vera, while beneficial for hydration and nourishment, do not primarily function to create shine in the same way that dimethicone does.