Our new RETINOL SPECIALIST SERUM is powered by an advanced anti-aging complex that acts on all types of wrinkles, even the deepest ones. This SERUM increases cell renewal, improves skin texture and uniformity, and reduces the appearance of fine lines and wrinkles. The skin is more even, radiant and regenerated. Our retinol stabilizer technology protects the retinol in the formula, reinforcing its stability by preventing its oxidation by external agents, to enhance its efficacy and tolerance. Recommendations: Apply before moisturizing cream, at night on clean, dry skin. Avoid the area around the eyes and lips. Avoid sun exposure, apply an SPF? 30 every morning. Step 1: Gently press the center of the applicator to apply several drops of the SERUM in the palm of the hand. Step 2: With clean hands, massage evenly into the skin of the face and neck. Step 3: Week after week, you can increase the frequency of use of the SERUM.