Numbuzin launched in 2019 and quickly became a viral hit on social media because of their amazing formulas. Find the best products based on your number. Numbuzin uses a numbering system that focuses on different skincare problems to effectively and honestly provide each customer with skincare solutions. Each number of the Numbuzin skincare product represents different skincare solutions, specifically designed for different skin types. Find the best skin improving toners, serums, and more.