Inspired by Clarins plant science and powered by 20 anti-ageing pure plant extracts, Double Serum's innovative, two-phase system targets all aspects of skin ageing in one complete concentrate. After just 4 weeks, skin appears firmer, wrinkles are reduced and pores are less visible*. Clarins claims that 90% of women agree that Double Serum is more effective than their regular serum**.
*Satisfaction test – 197 women – 4 weeks.
**Satisfaction test – 126 women – 4 weeks
