Serums

Step 1 of the Rationale Essential Six - helps protect skin immune cells from ultraviolet and environmental damage

Step 2 of the Rationale Essential Six - a high potency anti-oxidant formula helping to protect from environmental free radical damage. 

Step 6 in the Rationale Essential Six - continuously smooths and clarifies skin tone and texture while increasing skin hydration, assists repair following UV exposure and sun damage, illuminates complexion and helps fade pigmentation.