rinkle serum contains glycerin and hydroxyethyl cellulose. It enhances skin elasticity and firmness. Fill fine lines and restore smooth skin. Powerful antioxidants that protect skin from free radical damage and slow aging. Promote cell metabolism, accelerate skin renewal. Reduce wrinkles. Its application method is simple: 1. Clean and dry facial skin; 2. Apply 3-5 drops of serum evenly to the face; 3. Gently massage until absorbed. Retinol anti-wrinkle essence restores skin elasticity, firming and improving; Strong anti-oxidation, anti-external damage; And protect the skin's youth.