Discover youthful skin with this award-winning, ground-breaking serum, proven to deliver results up to 11x faster than retinol[1].
Achieve incredible age-defying results with just one tube: think visibly brighter, firmer and smoother-looking skin.
*Not recommended if pregnant or breastfeeding
BEST FOR
Only at Medik8, you can ladder up your visible age-defying results over time with Crystal Retinal's 5 progressive strengths.
Offering 0.01% - 0.2% retinaldehyde, there’s a strength for everyone; from very sensitive skins to expert users.
Crystal Retinol 3 - For Retinol Beginners Crystal Retinol 6 - For Experience Retinol Users Crystal Retinol 10 - For Advanced Retinol Users Crystal Retinol 20 - For Expert Retinol Users
Crystal Retinal 20 should only be used by those who have comfortably finished at least 2 tubes of Crystal Retinal 10, due to it containing a very high strength of retinal (0.2%).
BENEFITS
Fast Wrinkle Reducing Power - See clinically proven wrinkle reduction with just 1 tube*
*Proven via independent clinical study on Crystal Retinal 6. Tested on 33 participants over 12 weeks.
Professional-Grade Results - Retinaldehyde is proven to work up to 11 times faster than classic retinol* - so you can see results sooner
*G. Siegenthaler et al., Retinol and retinal metabolism, Biochemical Journal, 1990, 268, pp 371-378
Radiant, Youthful Skin - Delivers remarkable visible improvement in texture, brightness, firmness & clarity
Effective Results Until the Last Drop - Thanks to Medik8's patented stability complex
Customise Your Routine With 5 Progressive Strengths- A retinal strength for beginners to expert users.
INGREDIENTS
Key Ingredients Retinaldehyde (Retinal) A next-generation form of Vitamin A proven to work up to 11x faster than traditional retinol — targeting fine lines, pigmentation, uneven texture and loss of firmness with minimal irritation.
Hyaluronic Acid Draws moisture into the skin to maintain hydration, comfort and visible plumpness while using Vitamin A.
Vitamin E Provides antioxidant protection while stabilising retinal for enhanced efficacy.
Glycerin A moisture-binding hydrator that replenishes and softens skin for improved barrier comfort.
**Full Ingredients List ** Aqua (Water), Caprylic/Capric Triglyceride, Glycerin, Isododecane, Cetearyl Olivate, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Cetearyl Alcohol, PPG-12/SMDI Copolymer, Sorbitan Olivate, Tocopheryl Acetate, Titanium Dioxide, Eclipta Prostrata Extract, Cyclodextrin, Squalane, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Phenoxyethanol, Melia Azadirachta Leaf Extract, Hydroxypropyl Methylcellulose, Sodium Hyaluronate, Tetrahexyldecyl Ascorbate, Rubus Chamaemorus (Cloudberry) Seed Oil, Alumina, Isostearic Acid, Lecithin, Polyglyceryl-3 Polyricinoleate, Polyhydroxystearic Acid, Stearic Acid, Pentylene Glycol, Retinal, Moringa Oleifera Seed Oil, Sodium Polyaspartate, Climbazole, Disodium EDTA, Lonicera Japonica (Honeysuckle) Flower Extract, Lonicera Caprifolium (Honeysuckle) Flower Extract, Daucus Carota Sativa (Carrot) Seed Oil, Ethylhexylglycerin, 3-O-Ethyl Ascorbic Acid, Dipteryx Odorata (Tonka) Bean Extract, Hydroxyacetophenone, Polysorbate 60, Sorbitan Isostearate, Vanilla Planifolia (Vanilla) Fruit Extract, Decylene Glycol, 1,2-Hexanediol, BHT, Coumarin.
SHIPPING & RETURNS
Free Shipping for all orders $55 or above (sent as Standard Post).
For orders under $55:
Standard Post $10. Received within 7 business days Express Post $16.95 Received within 3 business days Shipping times vary depending on location Easy 30 Day Returns
View Shipping + Returns Policy
How To Use
Step 1 After cleansing in the evening, apply 2 pumps of Crystal Retinal to the face and neck. Allow to absorb then follow with a moisturiser. We recommend Advanced Night Restore which is specifically designed to be used after vitamin A.
Step 2 For new users of Crystal Retinal, phase application in gradually. Use twice a week for the first 2 weeks, every other night for the next 2 weeks, then every night. You should always use a sunscreen the next morning after using vitamin A.
Crystal Retinal 20 should only be used by those who have comfortably finished at least 2 tubes of Crystal Retinal 10, due to it containing a very high strength of retinal (0.2%).