• Reduces the appearance of wrinkles in 100% of women*. It is effective on all wrinkles, including deep wrinkles. Thanks to its advanced technology formula containing highly concentrated pure retinol, it ensures 3 times more pure retinol penetrates into the skin**. *Clinical study - 49 women: Clinical scoring on facial wrinkles in 4 months **Compared to the previous formula of L'Oreal Paris - details on our website Thanks to the formula developed by L'Oreal Paris - approved by dermatologists* containing highly concentrated pure retinol - INSTANT: Moisturized - A smoother skin appearance IN 1 MONTH: Skin texture is improved - it looks brighter and younger. IN 4 MONTHS: The appearance of wrinkles is visibly reduced by 36%** - the appearance of deep wrinkles. *Approved by Dermatologists of the L'Oreal Paris Advisory Committee **Clinical study - 22 people: Clinical scoring for glabellar wrinkles Apply 3-4 drops of your anti-aging serum to clean, dry skin at night before moisturizer. Pure Retinol - do not forget to use a product with a sun protection factor (SPF) of at least 20 the morning after application, as it may increase the skin's sensitivity to the sun. WEEK 1: Use 2 nights a week. WEEK 2: Repeat after each use, taking a break overnight. WEEK 3: Use at night according to your skin's tolerance.