' Our 1* Serum just got stronger with Imu Generation Technology. It is powered with anti-oxidant rich reishi mushroom & iris root extracts to strengthen skin, restore firmness & defend against daily damage for skin that's 28% stronger in just 1 week.** Skin looks even smoother, firmer, more hydrated & resilient. This formula features a dewy texture that sinks quickly into skin, for a longer-lasting, silky smooth fresh feeling. Designed for all skin types. Use Ultimune after cleanser & softener (toner) as a pre-treatment to enhance the efficacy of your moisturiser or serum. See makeup apply more evenly & flawlessly over softer skin