CICA×RETI（Retinol） Retinol actively cares for dead skin cells, CICA gently moisturizes the skin Retinol is a type of vitamin A. It is a beauty ingredient that can be expected to improve wrinkles and sagging, and aims to improve skin symptoms by working on skin cell bodies. It is also characterized by promoting the synthesis of hyaluronic acid and collagen production. It can also be expected to have the effect of developing freshness and firmness of the skin. Moroccan white clay It can be expected to be effective in removing dirt, dead skin cells, and excess sebum. Therefore, it is recommended for those who want to reduce dullness and acne caused by the accumulation of dirt on the skin. 5 types of ceramides (Ceramide EOP, Ceramide NG, Ceramide NP, Ceramide AG, Ceramide AP) Ceramides are moisturizing ingredients that exist in the stratum corneum and have the function of holding water between cells and retaining them so that they do not miss them. Although it is often attracted attention as a moisturizing ingredient, it has been found to be involved in cell proliferation and differentiation. These ceramides account for more than half of the intercellular lipids that are closely related to barrier function. In other words, it can be said that the function of ceramides is the main role of the barrier function.