Crystal Retinal - a brilliant retinoid that is fully backed by science and perfect for beginners, from a brand that does retinoids incredibly well.


The Power of Crystal Retinal

Clinically proven to provide incredible age-defying results. Think visibly brighter, firmer and smoother-looking skin in just one tube.

Go From Before To After. 11 Times Faster*

Experience the revolutionary power of Crystal Retinal, Medik8's groundbreaking retinal serum that works so fast it leaves retinol behind. Winner of 12 Global beauty awards, the cashmere-textured serum is proven to provide incredible results in just one tube: think visibly brighter, firmer and smoother-looking skin.

Patented Stability System

Unlike others, Crystal Retinal is encapsulated in a patented crystal structure and housed in an innovative airless tube - for enhanced stability until the very last drop.

*Biochem J., 1990, 268, pp 371-378


Always Peak. Never Plateau

When your skin needs more, Crystal Retinal does more. With 4 progressive strengths, Crystal Retinal has an option for every level of vitamin A user, to steadily power up your results. SHOP NOW

Choose Your Strength

Quite simply the most important ingredient in anti-aging skincare, vitamin A is the anchor of our CSA Philosophy - vitamin C plus sunscreen by day, and vitamin A in the evening. 

We recommend starting low and going slow, phasing Crystal Retinal into your routine.

Crystal Retinal 1™

For very sensitive skin (0.01% Encapsulated Retinaldehyde)

The entry level retinal serum for those who have sensitive skin or seek a low strength but highly effective vitamin A serum in their routine.


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Crystal Retinal 3™

For those totally new to vitamin A (0.03% Encapsulated Retinaldehyde)

For those seeking impressive anti-aging results. New to retinaldehyde, but maybe tried mild retinol formulas before. Most people start here.


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Crystal Retinal 6™

For those moving up from CR3 or experienced users of vitamin A (0.06% Encapsulated Retinaldehyde)

Perfect for those who are looking to upgrade their high-strength retinol or Crystal Retinal 3 results.


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Crystal Retinal 10™

For advanced vitamin A users stepping up from CR6 (0.1% Encapsulated Retinaldehyde)

An ultra-performance anti-aging serum for those looking to boost the results of Crystal Retinal 6.


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