There is a type of mascara that promises one effect as a result. For example, lengthening mascara, defining mascara, curling mascara or thickening mascara. The one effect that is a goal is achieved by a powerful formula that puts the focus on that particular effect. If you want to have visible results but don’t have the perfect lashes, it is best to go for this kind of mascara. Choose your preferred effect and get yourself a product that is concentrated on achieving that result.
Source: https://www.worldwidehealth.com/health-article-How-to-Find-the-Perfect-Mascara-for-Your-Eyes.html