Refillable only works on new Ultimune 4.0 bottle. Will not fit any previous version of Ultimune.

The enhanced formula is born from over 30 years of research and inspired by a newworld-leading discoveryon skin’s innate defense against aged cells. This proactive serum features exclusive Patented Power Fermented Camelia+(3), fortified with Japanese biotechnology. Absorbing into 30 million surface cells(4), it strengthens the moisture barrier and reduces visible ageing signs. Formulated for all skin types, including sensitive skin.