This high-quality serum combines the best of anti-aging and anti-pollution actives with prebiotics from green microalgae that strengthen the skin's defenses and stimulate cell regeneration. Its delicate formula blends with the skin to provide all its benefits: anti-wrinkle, firming, illuminating, moisturizing. How to use: Apply morning and evening to face and neck, on clean and dry skin, before the cream for optimal hydration.