- Improves tone and texture to help the skin glow, while targeting multiple visible signs of ageing- So effective, 100% of testers achieved noticeable results* * Clinical grading on 31 women over 8 weeks, once a day usage- Instantly smooths the skin and improves texture (+29%)- Prevents & corrects multiple visible signs of ageing, for youthful, healthy-looking skinThe Neutrogena Retinol Boost lightweight, silky serum improves tone and texture to help the skin glow, while targeting multiple visible signs of ageing - including fine lines, wrinkles, dryness, pigmentation spots and a lack of firmness.