Kiehl s
Retinol Skin-Renewing Daily Micro-Dose Serum - Daily anti-aging serum with micro-dosed retinol
Our daily anti-aging serum with retinol uses micro-dose technology to deliver the full effectiveness of retinol with... see more
100% show an improvement in the appearance of wrinkles*
90% find their skin firmer
94% notice a refined skin texture**
90% find their skin comfortable, even those using retinol for the first time**
*Based on a clinical test with 62 women over 12 weeks, percentage of subjects showing improvement in wrinkles overall and/or in a given area.
** Based on a consumer test conducted with 132 women over 12 weeks.
- After cleansing, apply the serum to the entire face, including the eye area and crow's feet, carefully avoiding contact with the eye and eyelid
- Compatible with all our formulas
- Gentle enough to be used in the morning or evening, every day, from the first application