Vicious Mascara is a popular cosmetic product designed to enhance the appearance of eyelashes. The formula is said to provide length, volume, and separation, making the lashes appear fuller and more defined. The brush design is unique and allows for easy application in just one or two coats. Many users have reported positive experiences with the product, citing its effectiveness in achieving their desired lash look. Some reviewers have noted that it may not be the best choice for those with sensitive eyes or allergies. Overall, Vicious Mascara is a well-regarded mascara option for those seeking to enhance their lash appearance.