YENSA's video review of the Tone Up Primer Essential Glow by YENSA highlights its impressive qualities. The primer is praised for its skincare benefits, including the infusion of vitamin C and E, which help reduce signs of aging and brighten the skin. YENSA demonstrates the primer's effectiveness by applying it before foundation and concealer, resulting in a flawless finish. The primer's ability to set makeup is also commended. Overall, YENSA rates the product a perfect 10 out of 10. With its skincare benefits and ability to enhance the appearance of makeup, the Tone Up Primer Essential Glow by YENSA seems to be a highly recommended cosmetic product.