A highly effective anti-aging serum with pure retinol combats wrinkles, sagging skin, and pigment spots, while also hydrating the skin. | Looking for a truly effective serum with scientifically proven results? Give your skin a younger, healthier look after just 1 week of use: efficacy confirmed by dermatologists on 100% of people who participated in the test*. The anti-aging serum Neutrogena Retinol Boost is lightweight, highly effective, and absorbs quickly after application, delivering pure retinol directly to the upper layers of the skin. This active ingredient has been scientifically proven to accelerate collagen production and cell renewal on the skin's surface, thus combating visible signs of aging such as wrinkles and age spots. The serum's unique composition is also enriched with myrtle extract to enhance the effects of retinol and hyaluronic acid to intensely hydrate and plump the skin. Immediately after application, your face will feel soft and smooth.