Medik8 Crystal Retinal, the one-of-a-kind, ground-breaking serum that reinvented vitamin A skincare. Available in a series of progressive strengths to accompany you on your journey to youthful skin.
Medik8 Crystal 1 contains 0.01% Vitamin A, and is ideal for sensitive skin and a entry level night treatment for those wanting to ad Vitamin A into their skincare routine.
 
Retinaldehyde is the star of Crystal Retinal, a next-generation form of vitamin A that is proven to deliver results up to 11x faster than retinol. Yes, this is retinAL, faster-acting than retinOL, the classic form of vitamin A.
Uniquely stabilised for optimum potency, Crystal Retinal is clinically proven to provide incredible age-defying results in just one tube: think visibly brighter, firmer and smoother-looking skin.
 
Available in these strenghts: 
Medik8 Crystal Retinal 3
Medik8 Crystal Retinal 6
Medik8 Crystal Retinal 10