Discover Crystal Retinal Night Serum

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Clinically Proven Results in Just 1 Tube*

Unparalleled Results

Crystal Retinal is an age-defying night serum powered by retinal, a retinoid or form of Vitamin A like retinol, but proven to work 11x faster [1]. It visibly smooths stubborn wrinkles, brightens dark sports and firms skin - without irritation.

Available in 6 progressive strengths.

Choose Your Strength
LOVED BY YOU, RECOMMENDED BY DERMATOLOGISTS

Start Your Retinal Journey

Crystal Retinal

From Retinoid beginners to very experienced users, there’s a strength for everyone. Exclusive to Medik8, our unique ladder of 6 strengths (0.01% → 0.24% Retinaldehyde) means you can experience continued visible benefits as your skin builds up tolerance.

97% agree no new wrinkles appeared while moving up the ladder[3]

Discover Our Unique Ladder of Strengths

Unsure which Crystal Retinal strength is best for you? Find out more about our 6 progressive strengths (0.01% - 0.24% Retinaldehyde) below or take our Strength Finder quiz.

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Shop Crystal Retinal

Crystal Retinal 1

For very sensitive skin (0.01% twin-encapsulated retinaldehyde)

For those with particularly sensitive skin who are seeking a low strength yet highly effective vitamin A serum 

$54

Crystal Retinal 3

For vitamin A beginners (0.03% twin-encapsulated retinaldehyde)

For those who are new to vitamin A or may have tried mild retinol formulas before  

$64

Crystal Retinal 6

For regular vitamin A users (0.06% twin-encapsulated retinaldehyde)

 For those moving up from Crystal Retinal 3 or experienced users of other vitamin A formulas  

$82

Crystal Retinal 10

For advanced vitamin A users (0.1% twin-encapsulated retinaldehyde)

For advanced vitamin A users, or those looking to ladder up their Crystal Retinal 6 results  

$107

Crystal Retinal 20

For highly experienced vitamin A users (0.2% twin-encapsulated retinaldehyde) 

For highly experienced vitamin A users who have finished 1 tube of Crystal Retinal 10

$120

Crystal Retinal 24

For expert vitamin A users (0.24% twin-encapsulated retinaldehyde) 

For expert vitamin A users who have finished 1 tube of Crystal Retinal 20 and are ready for clinical strength results

$135

Crystal Retinal
Power Pairing

Discover age-defying power of Crystal Retinal Ceramide Eye. This formula reduces the appearance of fine lines and dark circles, delivering transformative results for a youthful complexion.

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*Proven via independent clinical study on Crystal Retinal 6. Tested on 33 participants over 12 weeks.
[1] G. Siegenthaler et al., Retinol and retinal metabolism, Biochemical Journal, 1990, 268, pp 371-378.
[3] Proven via independent clinical study on the Crystal Retinal ladder tested on 30 participants over 24 weeks