Face night serum with 0.3% Pure Retinol to visibly reduces deep wrinkles smoothes skin's texture. Night serum with Retinol, Vitamin A, a top dermatologist recommended anti-aging ingredient proven to fight key signs of aging such as wrinkles and uneven skin texture. Pure retinol—the most powerful form of retinol—is known to degrade, becoming less effective over time. This face serum remains potent and effective for visible results from the first drop to the last.