24 K Gold Royal Serum with N1 Hyaluronic Acid Because collagen is synthesized, Royal Serum gives skin its High Effective age-fighting benefits while guaranteeing optimal hydration and firmness. Its delicate texture and golden hue turn the act of caring for someone into an opulent experience that is truly delightful. Use instructions: This serum should only be applied after thoroughly cleansing the face. Apply a small amount to your face in the morning and evening, moving in circular motions to aid in the ingredients' penetration. 30 milliliters of capacity