Rich in fructosans from Ophiopogon japonicus tubers, COHESIUM^® ensures an effective barrier function by activating the keratinocyte differentiation process and by reinforcing the cohesion in the upper layers of the epidermis. Moreover, this active ingredient boosts the synthesis of epidermal lipids and optimizes their organization. The genes involved in hydration are activated, the levels of NMFs are increased, the skin is hydrated and restructured.