Stable Retinal Night Serum Super-Strength Vitamin A Perfect for those who are wanting to upgrade their high-strength retinol results. 0.06% Encapsulated Retinaldehyde. Supercharge the results of your night-time regime. Reducing the appearance of fine lines in just 4 weeks,3 Crystal Retinal boosts skin�s natural collagen production to resurface and renew the complexion. The innovative formula has all the anti-ageing, radiance-boosting and clarifying benefits of retinol, plus the same low irritation. But armed with high-performance retinal, it is able to provide visible results up to 11x faster. The naturally peach-coloured serum-cream sinks effortlessly into skin to nurture and smooth the complexion. Featuring a natural comforting aroma of vanilla and tonka bean, it leaves skin strengthened, hydrated and ready for overnight rejuvenation.