The Cosini formulas are extensively researched, scientifically formulated and clinically proven for efficacy and safety by international Cosini team of over 100 scientists. To create a problem solving formulas, the highest quality, active, renewable and 100% natural ingredients being used. In order to studies and discovers the best ingredients and formulas . Cosini team also collaborates with science laboratories all over the world, including Germany, Korea, China, France, Taiwan, Japan and etc. In addition, the analysis process of constituents skin impact will be performed and tested to ensure the ingredients used in COSINI skincare products are the most effective and safe.