Paula's Choice 
C15 Super Booster

An advanced yet gentle vitamin C serum that instantly and visibly brightens skin while helping improve the look of uneven tone, texture, firmness, and other visible signs of aging.

• Helps skin look instantly brighter with L-ascorbic acid (pure vitamin C)
• Clinically proven to improve visible signs of aging*
• Clinically proven to boost hydration**
• Ferulic acid & vitamin E boosts skin’s defenses while stabilizing vitamin C
• Lightweight, fast-absorbing serum layers well under makeup
• Non-irritating formula is suitable for all skin types***
• Has an optimal pH range of 3.10-3.50
  
  *Based on an independent clinical study with 30 subjects after 4 weeks, using expert grading.
  **Based on an independent clinical study with 31 subjects after 1 week, using instrumental measurement.
  ***Shown to be non-irritating under normal conditions of use.

Apply up to twice daily, in the AM and PM, after cleansing and toning/exfoliating. For daytime, always finish with sunscreen. For nighttime, follow with the rest of your routine.

Smooth 2-3 drops over your face and neck. Can be used alone as a serum or added to your moisturizer.