Medik8 Crystal Retinal 6 30ml

Rediscover youthful radiance with Medik8 Crystal Retinal 6. This professional-strength, midnight serum is the gold standard for those looking to step up their Vitamin A game.

Featuring 0.06% encapsulated Retinaldehyde, a next-generation molecule that works 11x faster than traditional retinol. This potent cream-serum delivers clinical-grade results by rapidly resurfacing the skin while you sleep.

It effectively bridges the gap between mild anti-ageing treatments and high-intensity clinical results.

Awards & Recognition

Crystal Retinal is one of the most decorated vitamin A serums on the market. The awards below are as published by Medik8 and apply to the Crystal Retinal range; where a single strength won that award, it is named.

Winner · Best Retinoid · Who What Wear 2025Gold · Best Retinoid · Get The Gloss 2025Winner · Best Retinol Serum · Marie Claire Skin Awards 2024WWD Beauty Inc · 100 Greatest Skin Care Products Of All Time

2025 winners

• Best Retinoid Product – Who What Wear
• Best Retinol – Cosmopolitan Acne Awards
• Best Retinoid, Gold – Get The Gloss Beauty Awards
• Best Retinol Product – Face The Future Awards
• Best For Anti-Ageing – SheerLuxe Beauty Icons
• Beauty Favourite – Woman & Home Beauty Awards
• Best Anti-Ageing Product – Aesthetic Awards (Crystal Retinal 24)
• Best Retinol – The Zoe Report Beauty Awards (Crystal Retinal 24)
• Best Serum For Acne-Prone Skin – Marie Claire Skin & Hair Awards (Crystal Retinal 24)

2024 winners

• Best Retinol Serum – Marie Claire Skin Awards
• Best Retinol – Glamour Power List Awards (Crystal Retinal 24)
• Best Vitamin Serum, Anti-Agers – Prevention's Best of Beauty Awards
• Serum – Who What Wear Beauty Awards
• Best Retinoid (Silver) and Classic Hero (Silver) – Get The Gloss Beauty Awards
• Best Retinol Product – Face The Future Awards (Crystal Retinal 10)
• 100 Greatest Skin Care Products Of All Time – WWD Beauty Inc

Also recognised: finalist for Best Beauty Icon at the CEW Beauty Awards, and nominated at the Vogue Beauty Editor's Choice Awards, Pure Beauty Global Awards, Universal Beauty Awards, Woman & Home Clever Skin Awards, Condé Nast Traveller Beauty Awards and SheerLuxe Beauty Awards.

Awards as published by Medik8 at medik8.com/pages/medik8-awards. Crystal Retinal® is a trademark of Medik8.

Key Benefits

• Next-Level Resurfacing: Powered by Retinaldehyde, which requires only one conversion to Retinoic Acid, providing faster, more visible improvements in skin texture, tone, and clarity compared to standard retinol.
• Antibacterial Action: Naturally possesses direct antibacterial properties, making it an ideal choice for those prone to occasional breakouts or congestion while targeting signs of ageing.
• Timed-Release Stability: Utilises a crystal-encapsulation system that slowly releases the active throughout the night, ensuring maximum potency and minimal irritation for a comfortable user experience.
• Hydrating Texture: Formulated in a nourishing, peach-tinted cream base enriched with Hyaluronic Acid, Vitamin E, and Glycerin to lock in moisture and keep the skin supple and resilient.

Size and packaging

• Size: 30ml
• Boxed dimensions: 3.1 x 5.1 x 13.8 cm
• Shipping weight: approx. 50 g

Full ingredients (INCI)

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.

Formulations are updated from time to time. Please check the ingredient list printed on the pack you receive before use.

Safety

For external use only. Avoid direct contact with the eyes. Discontinue use if irritation occurs. Patch test before first use. Keep out of reach of children.

Which Crystal Retinal strength?

• Crystal Retinal 1: the entry-level strength, for those new to retinal or with very sensitive skin.
• Crystal Retinal 3: for those who have used a low-strength retinol and are ready to step up.
• Crystal Retinal 6: for those comfortable with vitamin A who want to step up.
• Crystal Retinal 10: for experienced vitamin A users who have acclimated to Crystal Retinal 6.
• Crystal Retinal 20: for experienced retinoid users who have acclimated to Crystal Retinal 10.
• Crystal Retinal 24: the highest strength, for experienced retinoid users who have mastered lower concentrations.
• Crystal Retinal Ceramide Eye 3: the entry point for the eye area.
• Crystal Retinal Ceramide Eye 6: for the eye area, for those already comfortable with vitamin A.
• Crystal Retinal Ceramide Eye 10: for the eye area, for experienced retinoid users.

Start on the lowest strength you haven't used and move up after a tube.