Evenings after cleansing. Apply under your customary skin care product. Twist the cap anti-clockwise (approx. ½ turn), the drop mechanism will rise to the top and the pipette will fill with the serum. Continue to twist the cap anti-clockwise to open the bottle. The serum is squeezed out of the pipette by applying pressure to the lid.
hyaluronic acid (short- and long-chained)