Stable Retinal Night Serum Vitamin A\n\nRediscover youthful skin with Crystal Retinal?, Medik8?s ground-breaking vitamin A serum. Available in a series of progressive strengths to follow you on your journey to Beautiful Skin For Life. Discover more in the Crystal Retinal Showcase.\n\nKey Benefits\nRetinaldehyde is the star of Crystal Retinal; a next-generation form of vitamin A that is proven to deliver results up to 11x quicker than retinol. Yes, this is retinAL, faster-acting than retinOL.\n- 11x Faster Acting Than Retinol: One step closer to the active form of vitamin A, retinal is clinically proven to be faster acting on the skin than retinol (the classic form of vitamin A), with no added irritation potential.\n- Double-Layered Stabilisation System: Our Crystal Retinal potency is optimised with a one-of-a-kind, reinforced stability system; combining crystal-encapsulation with a patent-pending carrot seed oil complex to surround and protect the fragile, yet powerful, retinal molecule over its entire life cycle in our product. This level of stability is only available at Medik8, for potent, long-lasting effectiveness.\n\n\n\n, \n