Skincare by Clinique Start the day off right Skin booster formulated with highly concentrated vitamin C 10% Designed to target signs of ageing by helping brighten, even and repair skin To use, press inner bulb to release vitamin C into the soothing emulsion Shake for 15 seconds, then press bulb to dispense product into palms Smooth all over clean, dry skin or use with your moisturiser Once applied, product is at full potency for 7 days, but can be used up to 14 days Product should be discarded after this time Product is non-returnable for hygiene reasons