Serum is a beauty concentrate for the skin. It should be applied before your face cream to boost its properties and effectiveness. For 25 years Double Serum has been the most effective anti-age treatment in boosting skin’s vital functions. Its 20 plant extracts combined with turmeric extract promote a youthful appearance. Each Clarins skincare range has its own serum to respond to specific needs: anti-aging, hydration, anti-wrinkle, firmness, density, radiance... The Serum Finder will help you find your must-have partner in your anti-aging routine!