An ampoule plan with Adenosine and Hydrolyzed Collagen improves skin elasticity, leading to a youthful and firm conplexion. lightweight and Quick absorbing, it leaves skin without stickiness but a silky finish. How to use: 1. Apply toner to refine skin texture after cleansing. 2. Unseal the ampoule and apply over the face and neck area for better results. 3. Then, continue with basic skin routine: essence, lotion and cream.