Expert opinion
KIEHL'S Retinol Skin-Renewing Daily Micro-Dose Serum is an anti-aging serum that stands out for its micro-dose technology, designed to deliver the benefits of pure retinol while minimizing associated discomfort. This approach allows for constant and progressive cell renewal, which contributes to wrinkle reduction and improved skin texture and firmness. The inclusion of peptides and ceramides in its composition is key to strengthening the skin barrier and optimizing retinol tolerance, making this treatment suitable even for sensitive skin or for those new to using this active ingredient. Its versatility allows it to be easily integrated into any skincare routine, both day and night, and it is compatible with other serums, always following application recommendations to maximize its effects and ensure skin comfort.