RETINOL YOUTH RENEWAL DROPS. Benefits: Murad's bestselling retinol now in a smoothing face oil. Clinically proven to lock in moisture, smooth wrinkles, and boost your glow. Lock in actives by layering over serum or cream to maximize skin benefits. Multi-tasking, non-greasy face oil customizable for your regimen. Great for new and experienced retinol users. Key Ingredients: Retinol: optimized blend smooths fine lines and wrinkles, firms skin, and promotes cell turnover. Biofermented algae oil: rich in antioxidants and omegas to replenish moisture and smooth skin. Vitamins C, E, and lipids: boost radiance and even tone. Rice bran and rosemary extract: minimize irritation and nourish skin. Research Results: Clinically proven to visibly reduce wrinkles in 2 weeks*. Skin feels smoother, and skin tone looks more even after 2 weeks*. Visibly increases skin firmness by 68% in 4 weeks*. 90% agreed it did not irritate skin. *Expert grading wrinkle analysis on 39 participants over 4 weeks. *Instrumental measurement on 39 participants after 4 weeks. *Consumer perception of 39 participants after 4 weeks.