1. Leave cap on. Remove foil. 2. Firmly press inner bulb twice to release Vitamin C powder into the soothing emulsion.3. Shake 15 seconds, and before each use. 4. Remove cap.5. Mix 2 drops with your moisturizer AM and PM to power up your regular routine.Avoid eye area. Shake before each use. For full potency, use within 7 days then discard. Note: once activated, Booster retains full power for 7 days but may darken due to normal Vitamin C oxidation.
